Merge branch 'master' into DRTVWR-486

128 files changed, 2612 insertions, 1866 deletions

diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index 87ee77a117..fc8d8b805b 100644
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -234,6 +234,7 @@ set(viewer_SOURCE_FILES
     llfloaterconversationpreview.cpp
     llfloaterdeleteprefpreset.cpp
     llfloaterdestinations.cpp
+    llfloatereditenvironmentbase.cpp
     llfloatereditextdaycycle.cpp
     llfloaterenvironmentadjust.cpp
     llfloaterevent.cpp
@@ -585,6 +586,7 @@ set(viewer_SOURCE_FILES
     llsyntaxid.cpp
     llsyswellitem.cpp
     llsyswellwindow.cpp
+    lltelemetry.cpp
     llteleporthistory.cpp
     llteleporthistorystorage.cpp
     lltextureatlas.cpp
@@ -867,6 +869,7 @@ set(viewer_HEADER_FILES
     llfloaterconversationpreview.h
     llfloaterdeleteprefpreset.h
     llfloaterdestinations.h
+    llfloatereditenvironmentbase.h
     llfloatereditextdaycycle.h
     llfloaterenvironmentadjust.h
     llfloaterevent.h
@@ -1816,6 +1819,8 @@ if (WINDOWS)
       ${SHARED_LIB_STAGING_DIR}/Release/libhunspell.dll
       ${SHARED_LIB_STAGING_DIR}/RelWithDebInfo/libhunspell.dll
       ${SHARED_LIB_STAGING_DIR}/Debug/libhunspell.dll
+      ${SHARED_LIB_STAGING_DIR}/Release/uriparser.dll
+      ${SHARED_LIB_STAGING_DIR}/RelWithDebInfo/uriparser.dll
       ${SHARED_LIB_STAGING_DIR}/${CMAKE_CFG_INTDIR}/SLVoice.exe
       ${SHARED_LIB_STAGING_DIR}/${CMAKE_CFG_INTDIR}/libsndfile-1.dll
       ${SHARED_LIB_STAGING_DIR}/${CMAKE_CFG_INTDIR}/vivoxoal.dll
diff --git a/indra/newview/VIEWER_VERSION.txt b/indra/newview/VIEWER_VERSION.txt
index a0b6fce83f..e786022da5 100644
--- a/indra/newview/VIEWER_VERSION.txt
+++ b/indra/newview/VIEWER_VERSION.txt
@@ -1 +1 @@
-6.4.18
+6.4.20
diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index 626a3d1ff3..6de3fd04e6 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -5935,7 +5935,7 @@
       <key>Type</key>
       <string>String</string>
       <key>Value</key>
-      <string>http://map.secondlife.com.s3.amazonaws.com/</string>
+      <string>https://map.secondlife.com/</string>
     </map>
     <key>CurrentMapServerURL</key>
     <map>
@@ -6586,7 +6586,7 @@
     <key>Value</key>
     <integer>1</integer>
   </map>
-  <key>MemoryFailurePreventionEnabled</key>
+  <key>MemoryFailurePreventionEnabled</key> <!-- deprecated, only used for obsolete-in-2020 Intel 965 Express GPU -->
   <map>
     <key>Comment</key>
     <string>If set, the viewer will quit to avoid crash when memory failure happens</string>
@@ -9113,7 +9113,7 @@
     <key>Type</key>
     <string>F32</string>
     <key>Value</key>
-    <real>0.03</real>
+    <real>0.1</real>
   </map>
   <key>RenderDebugPipeline</key>
     <map>
@@ -15169,7 +15169,7 @@
         <key>Value</key>
             <real>1</real>
         </map>
-    <key>PoolSizeVAssetStorage</key>
+    <key>PoolSizeAssetStorage</key>
         <map>
         <key>Comment</key>
             <string>Coroutine Pool size for AssetStorage requests</string>
diff --git a/indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl b/indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl
index b7036e02cf..8e0a001403 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl
@@ -1,24 +1,24 @@
-/**
+/** 
  * @file WLCloudsV.glsl
  *
  * $LicenseInfo:firstyear=2005&license=viewerlgpl$
  * Second Life Viewer Source Code
  * Copyright (C) 2005, Linden Research, Inc.
- *
+ * 
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation;
  * version 2.1 of the License only.
- *
+ * 
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
- *
+ * 
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
+ * 
  * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
@@ -33,26 +33,26 @@ ATTRIBUTE vec2 texcoord0;
 ///////////////////////////////////////////////////////////////////////////////
 
 // Output parameters
-VARYING vec4  vary_CloudColorSun;
-VARYING vec4  vary_CloudColorAmbient;
+VARYING vec4 vary_CloudColorSun;
+VARYING vec4 vary_CloudColorAmbient;
 VARYING float vary_CloudDensity;
 
-VARYING vec2  vary_texcoord0;
-VARYING vec2  vary_texcoord1;
-VARYING vec2  vary_texcoord2;
-VARYING vec2  vary_texcoord3;
+VARYING vec2 vary_texcoord0;
+VARYING vec2 vary_texcoord1;
+VARYING vec2 vary_texcoord2;
+VARYING vec2 vary_texcoord3;
 VARYING float altitude_blend_factor;
 
 // Inputs
 uniform vec3 camPosLocal;
 
-uniform vec4  lightnorm;
-uniform vec4  sunlight_color;
-uniform vec4  moonlight_color;
-uniform int   sun_up_factor;
-uniform vec4  ambient_color;
-uniform vec4  blue_horizon;
-uniform vec4  blue_density;
+uniform vec4 lightnorm;
+uniform vec4 sunlight_color;
+uniform vec4 moonlight_color;
+uniform int sun_up_factor;
+uniform vec4 ambient_color;
+uniform vec4 blue_horizon;
+uniform vec4 blue_density;
 uniform float haze_horizon;
 uniform float haze_density;
 
@@ -60,7 +60,7 @@ uniform float cloud_shadow;
 uniform float density_multiplier;
 uniform float max_y;
 
-uniform vec4  glow;
+uniform vec4 glow;
 uniform float sun_moon_glow_factor;
 
 uniform vec4 cloud_color;
@@ -75,53 +75,53 @@ uniform float cloud_scale;
 //       indra\newview\llsettingsvo.cpp
 void main()
 {
-    // World / view / projection
-    gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0);
+	// World / view / projection
+	gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0);
 
-    // Texture coords
+	// Texture coords
     // SL-13084 EEP added support for custom cloud textures -- flip them horizontally to match the preview of Clouds > Cloud Scroll
     vary_texcoord0 = vec2(-texcoord0.x, texcoord0.y);  // See: LLSettingsVOSky::applySpecial
 
-    vary_texcoord0.xy -= 0.5;
-    vary_texcoord0.xy /= cloud_scale;
-    vary_texcoord0.xy += 0.5;
+	vary_texcoord0.xy -= 0.5;
+	vary_texcoord0.xy /= cloud_scale;
+	vary_texcoord0.xy += 0.5;
 
-    vary_texcoord1 = vary_texcoord0;
-    vary_texcoord1.x += lightnorm.x * 0.0125;
-    vary_texcoord1.y += lightnorm.z * 0.0125;
+	vary_texcoord1 = vary_texcoord0;
+	vary_texcoord1.x += lightnorm.x * 0.0125;
+	vary_texcoord1.y += lightnorm.z * 0.0125;
 
-    vary_texcoord2 = vary_texcoord0 * 16.;
-    vary_texcoord3 = vary_texcoord1 * 16.;
+	vary_texcoord2 = vary_texcoord0 * 16.;
+	vary_texcoord3 = vary_texcoord1 * 16.;
 
-    // Get relative position
+	// Get relative position
     vec3 rel_pos = position.xyz - camPosLocal.xyz + vec3(0, 50, 0);
 
     altitude_blend_factor = clamp((rel_pos.y + 512.0) / max_y, 0.0, 1.0);
 
-    // Set altitude
+	// Set altitude
     if (rel_pos.y > 0)
-    {
+	{
         rel_pos *= (max_y / rel_pos.y);
-    }
+	}
     if (rel_pos.y < 0)
-    {
-        altitude_blend_factor = 0;  // SL-11589 Fix clouds drooping below horizon
+	{
+		altitude_blend_factor = 0; // SL-11589 Fix clouds drooping below horizon
         rel_pos *= (-32000. / rel_pos.y);
-    }
+	}
 
-    // Can normalize then
+	// Can normalize then
     vec3  rel_pos_norm = normalize(rel_pos);
     float rel_pos_len  = length(rel_pos);
 
-    // Initialize temp variables
-    vec4 sunlight = sunlight_color;
-    vec4 light_atten;
+	// Initialize temp variables
+	vec4 sunlight = sunlight_color;
+	vec4 light_atten;
 
-    // Sunlight attenuation effect (hue and brightness) due to atmosphere
-    // this is used later for sunlight modulation at various altitudes
+	// Sunlight attenuation effect (hue and brightness) due to atmosphere
+	// this is used later for sunlight modulation at various altitudes
     light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y);
 
-    // Calculate relative weights
+	// Calculate relative weights
     vec4 combined_haze = abs(blue_density) + vec4(abs(haze_density));
     vec4 blue_weight   = blue_density / combined_haze;
     vec4 haze_weight   = haze_density / combined_haze;
@@ -130,63 +130,64 @@ void main()
     float off_axis = 1.0 / max(1e-6, max(0., rel_pos_norm.y) + lightnorm.y);
     sunlight *= exp(-light_atten * off_axis);
 
-    // Distance
+	// Distance
     float density_dist = rel_pos_len * density_multiplier;
 
     // Transparency (-> combined_haze)
     // ATI Bugfix -- can't store combined_haze*density_dist in a variable because the ati
-    // compiler gets confused.
+	// compiler gets confused.
     combined_haze = exp(-combined_haze * density_dist);
 
-    // Compute haze glow
+	// Compute haze glow
     float haze_glow = 1.0 - dot(rel_pos_norm, lightnorm.xyz);
     // haze_glow is 0 at the sun and increases away from sun
     haze_glow = max(haze_glow, .001);
-    // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot)
+		// Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot)
     haze_glow *= glow.x;
-    // Higher glow.x gives dimmer glow (because next step is 1 / "angle")
+		// Higher glow.x gives dimmer glow (because next step is 1 / "angle")
     haze_glow = pow(haze_glow, glow.z);
-    // glow.z should be negative, so we're doing a sort of (1 / "angle") function
+		// glow.z should be negative, so we're doing a sort of (1 / "angle") function
 
     haze_glow *= sun_moon_glow_factor;
 
-    // Add "minimum anti-solar illumination"
+	// Add "minimum anti-solar illumination"
     // For sun, add to glow.  For moon, remove glow entirely. SL-13768
     haze_glow = (sun_moon_glow_factor < 1.0) ? 0.0 : (haze_glow + 0.25);
 
-    // Increase ambient when there are more clouds
-    vec4 tmpAmbient = ambient_color;
-    tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5;
+	// Increase ambient when there are more clouds
+	vec4 tmpAmbient = ambient_color;
+	tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; 
 
-    // Dim sunlight by cloud shadow percentage
-    sunlight *= (1. - cloud_shadow);
+	// Dim sunlight by cloud shadow percentage
+	sunlight *= (1. - cloud_shadow);
 
-    // Haze color below cloud
+	// Haze color below cloud
     vec4 additiveColorBelowCloud =
         (blue_horizon * blue_weight * (sunlight + tmpAmbient) + (haze_horizon * haze_weight) * (sunlight * haze_glow + tmpAmbient));
 
-    // CLOUDS
+	// CLOUDS
+    sunlight = sunlight_color;  // SL-14707 reset color -- Clouds are unusually dim in EEP
     off_axis = 1.0 / max(1e-6, lightnorm.y * 2.);
     sunlight *= exp(-light_atten * off_axis);
 
-    // Cloud color out
+	// Cloud color out
     vary_CloudColorSun     = (sunlight * haze_glow) * cloud_color;
-    vary_CloudColorAmbient = tmpAmbient * cloud_color;
-
-    // Attenuate cloud color by atmosphere
+	vary_CloudColorAmbient = tmpAmbient * cloud_color;
+	
+	// Attenuate cloud color by atmosphere
     combined_haze = sqrt(combined_haze);  // less atmos opacity (more transparency) below clouds
     vary_CloudColorSun *= combined_haze;
     vary_CloudColorAmbient *= combined_haze;
     vec4 oHazeColorBelowCloud = additiveColorBelowCloud * (1. - combined_haze);
 
-    // Make a nice cloud density based on the cloud_shadow value that was passed in.
-    vary_CloudDensity = 2. * (cloud_shadow - 0.25);
+	// Make a nice cloud density based on the cloud_shadow value that was passed in.
+	vary_CloudDensity = 2. * (cloud_shadow - 0.25);
 
-    // Combine these to minimize register use
-    vary_CloudColorAmbient += oHazeColorBelowCloud;
+	// Combine these to minimize register use
+	vary_CloudColorAmbient += oHazeColorBelowCloud;
 
-    // needs this to compile on mac
-    // vary_AtmosAttenuation = vec3(0.0,0.0,0.0);
+	// needs this to compile on mac
+	//vary_AtmosAttenuation = vec3(0.0,0.0,0.0);
 
-    // END CLOUDS
+	// END CLOUDS
 }
diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl
index 6b36d00f97..9fcee04c32 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl
@@ -64,28 +64,27 @@ void main()
 #else
 	vec4 color = texture2D(diffuseMap, vary_texcoord0.xy);
 #endif
-
+	
 	color.rgb *= vertex_color.rgb;
 
 	// SL-9632 HUDs are affected by Atmosphere
 	if (no_atmo == 0)
 	{
-		vec3 sunlit;
-		vec3 amblit;
-		vec3 additive;
-		vec3 atten;
+	vec3 sunlit;
+	vec3 amblit;
+	vec3 additive;
+	vec3 atten;
 		vec3 pos = vary_position.xyz/vary_position.w;
 
-		calcAtmosphericVars(pos.xyz, vec3(0), 1.0, sunlit, amblit, additive, atten, false);
-
-		vec3 envColor = textureCube(environmentMap, vary_texcoord1.xyz).rgb;
-		float env_intensity = vertex_color.a;
+	calcAtmosphericVars(pos.xyz, vec3(0), 1.0, sunlit, amblit, additive, atten, false);
+	
+	vec3 envColor = textureCube(environmentMap, vary_texcoord1.xyz).rgb;	
+	float env_intensity = vertex_color.a;
 
 	//color.rgb = srgb_to_linear(color.rgb);
 		color.rgb = mix(color.rgb, envColor.rgb, env_intensity);
-
-		color.rgb = fullbrightAtmosTransportFrag(color.rgb, additive, atten);
-		color.rgb = fullbrightScaleSoftClip(color.rgb);
+	color.rgb = fullbrightAtmosTransportFrag(color.rgb, additive, atten);
+	color.rgb = fullbrightScaleSoftClip(color.rgb);
 	}
 
 /*
diff --git a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
index d29e8a9423..eb6e56e718 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl
@@ -40,6 +40,8 @@ uniform sampler2D specularMap;
 
 VARYING vec2 vary_texcoord0;
 
+vec3 linear_to_srgb(vec3 c);
+
 void main() 
 {
 	vec4 col = texture2D(diffuseMap, vary_texcoord0.xy);
@@ -52,6 +54,7 @@ void main()
 	vec4 norm = texture2D(normalMap,   vary_texcoord0.xy);
 	vec4 spec = texture2D(specularMap, vary_texcoord0.xy);
 
+	col.rgb = linear_to_srgb(col.rgb);
 	frag_data[0] = vec4(col.rgb, 0.0);
 	frag_data[1] = spec;
 	frag_data[2] = vec4(norm.xy,0,0);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
index 80d19102b6..e1f7031af6 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
@@ -406,6 +406,8 @@ void main()
 
     vec3 light = vec3(0, 0, 0);
     
+    final_specular.rgb = srgb_to_linear(final_specular.rgb); // SL-14035
+
 #define LIGHT_LOOP(i) light.rgb += calcPointLightOrSpotLight(light_diffuse[i].rgb, npos, diffuse.rgb, final_specular, pos.xyz, norm.xyz, light_position[i], light_direction[i].xyz, light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z, glare, light_attenuation[i].w );
 
     LIGHT_LOOP(1)
diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
index 8c402fcb54..09c47165dd 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
@@ -73,9 +73,7 @@ void main()
     vec3 norm = getNorm(frag.xy);
 
     vec4 spec = texture2DRect(specularRect, frag.xy);
-    spec.rgb  = srgb_to_linear(spec.rgb);
     vec3 diff = texture2DRect(diffuseRect, frag.xy).rgb;
-    diff.rgb  = srgb_to_linear(diff.rgb);
 
     float noise = texture2D(noiseMap, frag.xy / 128.0).b;
     vec3  npos  = normalize(-pos);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
index 9bba45bc4e..ec3fb9c543 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
@@ -182,10 +182,6 @@ void main()
 		
 		
 	vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb;
-    // SL-12005 Projector light pops as we get closer, more objectionable than being in wrong color space.
-    //          We can't switch to linear here unless we do it everywhere*
-	// *gbuffer is sRGB, convert to linear whenever sampling from it
-    diff_tex.rgb = srgb_to_linear(diff_tex.rgb);
 
 	vec3 dlit = vec3(0, 0, 0);
 	
diff --git a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
index d805c9ea48..18616a9bb3 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
@@ -90,7 +90,6 @@ void main()
     float noise = texture2D(noiseMap, frag.xy/128.0).b;
     
     vec3 col = texture2DRect(diffuseRect, frag.xy).rgb;
-    col.rgb = srgb_to_linear(col.rgb);
 
     float fa = falloff+1.0;
     float dist_atten = clamp(1.0-(dist-1.0*(1.0-fa))/fa, 0.0, 1.0);
@@ -127,7 +126,7 @@ void main()
     {
         discard;
     }
-//col.rgb = vec3(0);        
+
     frag_color.rgb = col;   
     frag_color.a = 0.0;
 }
diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
index f80f1a985a..7f2c603f87 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
@@ -90,7 +90,7 @@ void main()
     vec4 diffuse = texture2DRect(diffuseRect, tc);
 
     //convert to gamma space
-    //diffuse.rgb = linear_to_srgb(diffuse.rgb);
+    diffuse.rgb = linear_to_srgb(diffuse.rgb); // SL-14035
 
     vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy);
     vec3 color = vec3(0);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/sunDiscF.glsl b/indra/newview/app_settings/shaders/class1/deferred/sunDiscF.glsl
index 454af2a9bc..b2fa5d8a25 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/sunDiscF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/sunDiscF.glsl
@@ -49,10 +49,6 @@ void main()
     vec4 sunDiscB = texture2D(altDiffuseMap, vary_texcoord0.xy);
     vec4 c     = mix(sunDiscA, sunDiscB, blend_factor);
 
-    c.rgb = srgb_to_linear(c.rgb);
-    c.rgb = clamp(c.rgb, vec3(0), vec3(1));
-    c.rgb = pow(c.rgb, vec3(0.7f));
-
     //c.rgb = fullbrightAtmosTransport(c.rgb);
     c.rgb = fullbrightScaleSoftClip(c.rgb);
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyF.glsl
index 6f7e777d23..5e966293c6 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyF.glsl
@@ -48,15 +48,15 @@ void fullbright_shiny_lighting()
 {
 	vec4 color = diffuseLookup(vary_texcoord0.xy);
 	color.rgb *= vertex_color.rgb;
-
+	
 	// SL-9632 HUDs are affected by Atmosphere
 	if (no_atmo == 0)
 	{
-		vec3 envColor = textureCube(environmentMap, vary_texcoord1.xyz).rgb;
-		color.rgb = mix(color.rgb, envColor.rgb, vertex_color.a*0.75); // MAGIC NUMBER SL-12574; ALM: Off, Quality > Low
+	vec3 envColor = textureCube(environmentMap, vary_texcoord1.xyz).rgb;	
+	color.rgb = mix(color.rgb, envColor.rgb, vertex_color.a*0.75); // MAGIC NUMBER SL-12574; ALM: Off, Quality > Low
 
-		color.rgb = fullbrightShinyAtmosTransport(color.rgb);
-		color.rgb = fullbrightScaleSoftClip(color.rgb);
+	color.rgb = fullbrightShinyAtmosTransport(color.rgb);
+	color.rgb = fullbrightScaleSoftClip(color.rgb);
 	}
 /*
 	// NOTE: HUD objects will be full bright. Uncomment if you want "some" environment lighting effecting these HUD objects.
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsF.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsF.glsl
index a0699affbf..3b4d358cfa 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsF.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsF.glsl
@@ -1,30 +1,37 @@
-/** 
+/**
  * @file class1\windlight\atmosphericVarsF.glsl
  *
  * $LicenseInfo:firstyear=2007&license=viewerlgpl$
  * Second Life Viewer Source Code
  * Copyright (C) 2007, Linden Research, Inc.
- * 
+ *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation;
  * version 2.1 of the License only.
- * 
+ *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- * 
+ *
  * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
- 
 
-vec3 getPositionEye()
-{
-	return vec3(0,0,0);
-}
+VARYING vec3 vary_AdditiveColor;
+VARYING vec3 vary_AtmosAttenuation;
+
+vec3 getAmblitColor() { return vec3(0, 0, 0); }
+
+vec3 getAdditiveColor() { return vary_AdditiveColor; }
+
+vec3 getAtmosAttenuation() { return vec3(vary_AtmosAttenuation); }
+
+vec3 getSunlitColor() { return vec3(0, 0, 0); }
+
+vec3 getPositionEye() { return vec3(0, 0, 0); }
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsV.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsV.glsl
index bd1d150fc8..1fea2c3628 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsV.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsV.glsl
@@ -1,36 +1,56 @@
-/** 
+/**
  * @file class1\windlight\atmosphericVarsV.glsl
  *
  * $LicenseInfo:firstyear=2007&license=viewerlgpl$
  * Second Life Viewer Source Code
  * Copyright (C) 2007, Linden Research, Inc.
- * 
+ *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation;
  * version 2.1 of the License only.
- * 
+ *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- * 
+ *
  * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
- 
 
+VARYING vec3 vary_AdditiveColor;
+VARYING vec3 vary_AtmosAttenuation;
 
-vec3 getPositionEye()
+vec3 additive_color;
+vec3 atmos_attenuation;
+vec3 sunlit_color;
+vec3 amblit_color;
+vec3 position_eye;
+
+vec3 getSunlitColor() { return sunlit_color; }
+void setSunlitColor(vec3 v) { sunlit_color = v; }
+
+vec3 getAdditiveColor() { return additive_color; }
+void setAdditiveColor(vec3 v)
 {
-	return vec3(0,0,0);
+    additive_color     = v;
+    vary_AdditiveColor = v;
 }
 
-void setPositionEye(vec3 v)
+vec3 getAmblitColor() { return amblit_color; }
+void setAmblitColor(vec3 v) { amblit_color = v; }
+
+vec3 getAtmosAttenuation() { return atmos_attenuation; }
+void setAtmosAttenuation(vec3 v)
 {
-	
+    atmos_attenuation     = v;
+    vary_AtmosAttenuation = v;
 }
+
+vec3 getPositionEye() { return position_eye; }
+void setPositionEye(vec3 v) { position_eye = v; }
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterF.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterF.glsl
index 5dc086ab1e..f83434b7ec 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterF.glsl
@@ -1,33 +1,38 @@
-/** 
+/**
  * @file class1\windlight\atmosphericVarsWaterF.glsl
  *
  * $LicenseInfo:firstyear=2007&license=viewerlgpl$
  * Second Life Viewer Source Code
  * Copyright (C) 2007, Linden Research, Inc.
- * 
+ *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation;
  * version 2.1 of the License only.
- * 
+ *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- * 
+ *
  * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
- 
 
 VARYING vec3 vary_PositionEye;
+VARYING vec3 vary_AdditiveColor;
+VARYING vec3 vary_AtmosAttenuation;
+
+vec3 getSunlitColor() { return vec3(0, 0, 0); }
+
+vec3 getAmblitColor() { return vec3(0, 0, 0); }
+
+vec3 getAdditiveColor() { return vary_AdditiveColor; }
 
-vec3 getPositionEye()
-{
-	return vary_PositionEye;
-}
+vec3 getAtmosAttenuation() { return vary_AtmosAttenuation; }
 
+vec3 getPositionEye() { return vary_PositionEye; }
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterV.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterV.glsl
index e59eca265a..65d1176777 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterV.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsVarsWaterV.glsl
@@ -1,37 +1,51 @@
-/** 
+/**
  * @file class1\windlight\atmosphericVarsWaterV.glsl
  *
  * $LicenseInfo:firstyear=2007&license=viewerlgpl$
  * Second Life Viewer Source Code
  * Copyright (C) 2007, Linden Research, Inc.
- * 
+ *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation;
  * version 2.1 of the License only.
- * 
+ *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- * 
+ *
  * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
- 
- 
+
 VARYING vec3 vary_PositionEye;
+VARYING vec3 vary_AdditiveColor;
+VARYING vec3 vary_AtmosAttenuation;
 
-vec3 getPositionEye()
-{
-	return vary_PositionEye;
-}
+vec3 atmos_attenuation;
+vec3 sunlit_color;
+vec3 amblit_color;
+
+vec3 getSunlitColor() { return sunlit_color; }
+void setSunlitColor(vec3 v) { sunlit_color = v; }
+
+vec3 getAmblitColor() { return amblit_color; }
+void setAmblitColor(vec3 v) { amblit_color = v; }
 
-void setPositionEye(vec3 v)
+vec3 getAdditiveColor() { return vary_AdditiveColor; }
+void setAdditiveColor(vec3 v) { vary_AdditiveColor = v; }
+
+vec3 getAtmosAttenuation() { return atmos_attenuation; }
+void setAtmosAttenuation(vec3 v)
 {
-	vary_PositionEye = v;
+    atmos_attenuation     = v;
+    vary_AtmosAttenuation = v;
 }
+
+vec3 getPositionEye() { return vary_PositionEye; }
+void setPositionEye(vec3 v) { vary_PositionEye = v; }
diff --git a/indra/newview/app_settings/shaders/class1/windlight/sunDiscF.glsl b/indra/newview/app_settings/shaders/class1/windlight/sunDiscF.glsl
index b9ae7a0226..5a41dc644a 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/sunDiscF.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/sunDiscF.glsl
@@ -51,7 +51,6 @@ void main()
 // SL-9806 stars poke through
 //    c.a *= sun_fade;
 
-    c.rgb = pow(c.rgb, vec3(0.7f));
     c.rgb = fullbrightAtmosTransport(c.rgb);
     c.rgb = fullbrightScaleSoftClip(c.rgb);
     frag_color = c;
diff --git a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
index 5d7a28c359..1b7a1cc6ec 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
@@ -191,10 +191,6 @@ void main()
     float da = dot(norm, lv);
         
     vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb;
-    // SL-12005 Projector light pops as we get closer, more objectionable than being in wrong color space.
-    //          We can't switch to linear here unless we do it everywhere*
-    // *gbuffer IS sRGB, convert to linear since this shader outputs linear
-    diff_tex.rgb = srgb_to_linear(diff_tex.rgb);
  
     vec4 spec = texture2DRect(specularRect, frag.xy);
 
diff --git a/indra/newview/app_settings/shaders/class2/deferred/skyF.glsl b/indra/newview/app_settings/shaders/class2/deferred/skyF.glsl
index 1485c515a4..6841a8194f 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/skyF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/skyF.glsl
@@ -73,7 +73,21 @@ uniform float ice_level;
 
 vec3 rainbow(float d)
 {
-    d         = clamp(d, -1.0, 0.0);
+    // d is the dot product of view and sun directions, so ranging -1.0..1.0
+    // 'interesting' values of d are the range -0.75..-0.825, when view is nearly opposite of sun vec
+    // Rainbox texture mode is GL_REPEAT, so tc of -.75 is equiv to 0.25, -0.825 equiv to 0.175.
+
+    // SL-13629 Rainbow texture has colors within the correct .175...250 range, but order is inverted.
+    // Rather than replace the texture, we mirror and translate the y tc to keep the colors within the
+    // interesting range, but in reversed order:  i.e. d = (1 - d) - 1.575
+    d = clamp(-0.575 - d, 0.0, 1.0);
+
+    // With the colors in the lower 1/4 of the texture, inverting the coords leaves most of it inaccessible.
+    // So, we can stretch the texcoord above the colors (ie > 0.25) to fill the entire remaining coordinate
+    // space. This improves gradation, reduces banding within the rainbow interior. (1-0.25) / (0.425/0.25) = 4.2857
+    float interior_coord = max(0.0, d - 0.25) * 4.2857;
+    d = clamp(d, 0.0, 0.25) + interior_coord;
+
     float rad = (droplet_radius - 5.0f) / 1024.0f;
     return pow(texture2D(rainbow_map, vec2(rad, d)).rgb, vec3(1.8)) * moisture_level;
 }
diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
index f4db53e0b7..7700d16007 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
@@ -87,8 +87,9 @@ void main()
     float light_gamma = 1.0 / 1.3;
     da                = pow(da, light_gamma);
 
-    vec4 diffuse = texture2DRect(diffuseRect, tc);
-    vec4 spec    = texture2DRect(specularRect, vary_fragcoord.xy);
+    vec4 diffuse     = texture2DRect(diffuseRect, tc);
+         diffuse.rgb = linear_to_srgb(diffuse.rgb); // SL-14025
+    vec4 spec        = texture2DRect(specularRect, vary_fragcoord.xy);
 
     vec2 scol_ambocc = texture2DRect(lightMap, vary_fragcoord.xy).rg;
     scol_ambocc      = pow(scol_ambocc, vec2(light_gamma));
diff --git a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
index 5ab0b5c5b4..774f537821 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
@@ -189,7 +189,7 @@ void main()
 	lv = normalize(lv);
 	float da = dot(norm, lv);
 		
-	vec3 diff_tex = srgb_to_linear(texture2DRect(diffuseRect, frag.xy).rgb);
+	vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb;
 	vec4 spec = texture2DRect(specularRect, frag.xy);
 	vec3 dlit = vec3(0, 0, 0);
 
diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl
index d758f85d71..07733bda18 100644
--- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl
+++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl
@@ -1,5 +1,5 @@
 /** 
- * @file class2\wl\atmosphericVars.glsl
+ * @file class2\wl\atmosphericVarsF.glsl
  *
  * $LicenseInfo:firstyear=2007&license=viewerlgpl$
  * Second Life Viewer Source Code
diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl
index 75bf8730df..fa928d993e 100644
--- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl
+++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl
@@ -26,9 +26,9 @@
 /*[EXTRA_CODE_HERE]*/ 
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 frag_data[3];
+out vec4 frag_color;
 #else
-#define frag_data gl_FragData
+#define frag_color gl_FragColor
 #endif
 
 /////////////////////////////////////////////////////////////////////////
@@ -126,8 +126,6 @@ void main()
     color.rgb = scaleSoftClip(color.rgb);
 
     /// Gamma correct for WL (soft clip effect).
-    frag_data[0] = vec4(color.rgb, alpha1);
-    frag_data[1] = vec4(0.0,0.0,0.0,0.0);
-    frag_data[2] = vec4(0,0,0,1);
+    frag_color = vec4(color.rgb, alpha1);
 }
 
diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl
index 1f881eb44b..97ffa9feef 100644
--- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl
+++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl
@@ -1,24 +1,24 @@
-/**
+/** 
  * @file class2\wl\cloudsV.glsl
  *
  * $LicenseInfo:firstyear=2005&license=viewerlgpl$
  * Second Life Viewer Source Code
  * Copyright (C) 2005, Linden Research, Inc.
- *
+ * 
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Lesser General Public
  * License as published by the Free Software Foundation;
  * version 2.1 of the License only.
- *
+ * 
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Lesser General Public License for more details.
- *
+ * 
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- *
+ * 
  * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
  * $/LicenseInfo$
  */
@@ -33,26 +33,26 @@ ATTRIBUTE vec2 texcoord0;
 ///////////////////////////////////////////////////////////////////////////////
 
 // Output parameters
-VARYING vec4  vary_CloudColorSun;
-VARYING vec4  vary_CloudColorAmbient;
+VARYING vec4 vary_CloudColorSun;
+VARYING vec4 vary_CloudColorAmbient;
 VARYING float vary_CloudDensity;
 
-VARYING vec2  vary_texcoord0;
-VARYING vec2  vary_texcoord1;
-VARYING vec2  vary_texcoord2;
-VARYING vec2  vary_texcoord3;
+VARYING vec2 vary_texcoord0;
+VARYING vec2 vary_texcoord1;
+VARYING vec2 vary_texcoord2;
+VARYING vec2 vary_texcoord3;
 VARYING float altitude_blend_factor;
 
 // Inputs
 uniform vec3 camPosLocal;
 
-uniform vec4  lightnorm;
-uniform vec4  sunlight_color;
-uniform vec4  moonlight_color;
-uniform int   sun_up_factor;
-uniform vec4  ambient_color;
-uniform vec4  blue_horizon;
-uniform vec4  blue_density;
+uniform vec4 lightnorm;
+uniform vec4 sunlight_color;
+uniform vec4 moonlight_color;
+uniform int sun_up_factor;
+uniform vec4 ambient_color;
+uniform vec4 blue_horizon;
+uniform vec4 blue_density;
 uniform float haze_horizon;
 uniform float haze_density;
 
@@ -60,7 +60,7 @@ uniform float cloud_shadow;
 uniform float density_multiplier;
 uniform float max_y;
 
-uniform vec4  glow;
+uniform vec4 glow;
 uniform float sun_moon_glow_factor;
 
 uniform vec4 cloud_color;
@@ -75,8 +75,8 @@ uniform float cloud_scale;
 //       indra\newview\llsettingsvo.cpp
 void main()
 {
-    // World / view / projection
-    gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0);
+	// World / view / projection
+	gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0);
 
     // Texture coords
     // SL-13084 EEP added support for custom cloud textures -- flip them horizontally to match the preview of Clouds > Cloud Scroll
@@ -93,7 +93,7 @@ void main()
     vary_texcoord2 = vary_texcoord0 * 16.;
     vary_texcoord3 = vary_texcoord1 * 16.;
 
-    // Get relative position
+	// Get relative position
     vec3 rel_pos = position.xyz - camPosLocal.xyz + vec3(0, 50, 0);
 
     // fade clouds beyond a certain point so the bottom of the sky dome doesn't look silly at high altitude
@@ -101,27 +101,27 @@ void main()
 
     // Adj position vector to clamp altitude
     if (rel_pos.y > 0.)
-    {
+	{
         rel_pos *= (max_y / rel_pos.y);
-    }
+	}
     if (rel_pos.y < 0.)
-    {
+	{
         rel_pos *= (-32000. / rel_pos.y);
-    }
+	}
 
-    // Can normalize then
+	// Can normalize then
     vec3  rel_pos_norm = normalize(rel_pos);
     float rel_pos_len  = length(rel_pos);
 
-    // Initialize temp variables
-    vec4 sunlight = sunlight_color;
-    vec4 light_atten;
+	// Initialize temp variables
+	vec4 sunlight = sunlight_color;
+	vec4 light_atten;
 
-    // Sunlight attenuation effect (hue and brightness) due to atmosphere
-    // this is used later for sunlight modulation at various altitudes
+	// Sunlight attenuation effect (hue and brightness) due to atmosphere
+	// this is used later for sunlight modulation at various altitudes
     light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y);
 
-    // Calculate relative weights
+	// Calculate relative weights
     vec4 combined_haze = abs(blue_density) + vec4(abs(haze_density));
     vec4 blue_weight   = blue_density / combined_haze;
     vec4 haze_weight   = haze_density / combined_haze;
@@ -130,63 +130,64 @@ void main()
     float off_axis = 1.0 / max(1e-6, max(0., rel_pos_norm.y) + lightnorm.y);
     sunlight *= exp(-light_atten * off_axis);
 
-    // Distance
+	// Distance
     float density_dist = rel_pos_len * density_multiplier;
 
     // Transparency (-> combined_haze)
     // ATI Bugfix -- can't store combined_haze*density_dist in a variable because the ati
-    // compiler gets confused.
+	// compiler gets confused.
     combined_haze = exp(-combined_haze * density_dist);
 
-    // Compute haze glow
+	// Compute haze glow
     float haze_glow = 1.0 - dot(rel_pos_norm, lightnorm.xyz);
     // haze_glow is 0 at the sun and increases away from sun
     haze_glow = max(haze_glow, .001);
-    // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot)
+		// Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot)
     haze_glow *= glow.x;
-    // Higher glow.x gives dimmer glow (because next step is 1 / "angle")
+		// Higher glow.x gives dimmer glow (because next step is 1 / "angle")
     haze_glow = pow(haze_glow, glow.z);
-    // glow.z should be negative, so we're doing a sort of (1 / "angle") function
+		// glow.z should be negative, so we're doing a sort of (1 / "angle") function
 
     haze_glow *= sun_moon_glow_factor;
 
-    // Add "minimum anti-solar illumination"
+	// Add "minimum anti-solar illumination"
     // For sun, add to glow.  For moon, remove glow entirely. SL-13768
     haze_glow = (sun_moon_glow_factor < 1.0) ? 0.0 : (haze_glow + 0.25);
 
-    // Increase ambient when there are more clouds
-    vec4 tmpAmbient = ambient_color;
-    tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5;
+	// Increase ambient when there are more clouds
+	vec4 tmpAmbient = ambient_color;
+	tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; 
 
-    // Dim sunlight by cloud shadow percentage
-    sunlight *= (1. - cloud_shadow);
+	// Dim sunlight by cloud shadow percentage
+	sunlight *= (1. - cloud_shadow);
 
-    // Haze color below cloud
+	// Haze color below cloud
     vec4 additiveColorBelowCloud =
         (blue_horizon * blue_weight * (sunlight + tmpAmbient) + (haze_horizon * haze_weight) * (sunlight * haze_glow + tmpAmbient));
 
-    // CLOUDS
+	// CLOUDS
+    sunlight = sunlight_color;  // SL-14707 reset color -- Clouds are unusually dim in EEP
     off_axis = 1.0 / max(1e-6, lightnorm.y * 2.);
     sunlight *= exp(-light_atten * off_axis);
 
-    // Cloud color out
+	// Cloud color out
     vary_CloudColorSun     = (sunlight * haze_glow) * cloud_color;
-    vary_CloudColorAmbient = tmpAmbient * cloud_color;
-
-    // Attenuate cloud color by atmosphere
+	vary_CloudColorAmbient = tmpAmbient * cloud_color;
+	
+	// Attenuate cloud color by atmosphere
     combined_haze = sqrt(combined_haze);  // less atmos opacity (more transparency) below clouds
     vary_CloudColorSun *= combined_haze;
     vary_CloudColorAmbient *= combined_haze;
     vec4 oHazeColorBelowCloud = additiveColorBelowCloud * (1. - combined_haze);
 
-    // Make a nice cloud density based on the cloud_shadow value that was passed in.
-    vary_CloudDensity = 2. * (cloud_shadow - 0.25);
+	// Make a nice cloud density based on the cloud_shadow value that was passed in.
+	vary_CloudDensity = 2. * (cloud_shadow - 0.25);
 
-    // Combine these to minimize register use
-    vary_CloudColorAmbient += oHazeColorBelowCloud;
+	// Combine these to minimize register use
+	vary_CloudColorAmbient += oHazeColorBelowCloud;
 
-    // needs this to compile on mac
-    // vary_AtmosAttenuation = vec3(0.0,0.0,0.0);
+	// needs this to compile on mac
+	//vary_AtmosAttenuation = vec3(0.0,0.0,0.0);
 
-    // END CLOUDS
+	// END CLOUDS
 }
diff --git a/indra/newview/app_settings/shaders/class3/deferred/lightUtil.glsl b/indra/newview/app_settings/shaders/class3/deferred/lightUtil.glsl
deleted file mode 100644
index 8bb3f07fc6..0000000000
--- a/indra/newview/app_settings/shaders/class3/deferred/lightUtil.glsl
+++ /dev/null
@@ -1,117 +0,0 @@
-/** 
- * @file lightInfo.glsl
- *
- * $LicenseInfo:firstyear=2007&license=viewerlgpl$
- * Second Life Viewer Source Code
- * Copyright (C) 2007, Linden Research, Inc.
- * 
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation;
- * version 2.1 of the License only.
- * 
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- * 
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
- * 
- * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
- * $/LicenseInfo$
- */
-
-struct DirectionalLightInfo
-{
-    vec4 pos;
-    float depth;
-    vec4 normal;
-    vec3 normalizedLightDirection;
-    vec3 normalizedToLight;
-    float lightIntensity;
-    vec3 lightDiffuseColor;
-    float specExponent;
-    float shadow;
-};
-
-struct SpotLightInfo
-{
-    vec4 pos;
-    float depth;
-    vec4 normal;
-    vec3 normalizedLightDirection;
-    vec3 normalizedToLight;
-    float lightIntensity;
-    float attenuation;
-    float distanceToLight;
-    vec3 lightDiffuseColor;
-    float innerHalfAngleCos;
-    float outerHalfAngleCos;
-    float spotExponent;
-    float specExponent;
-    float shadow;
-};
-
-struct PointLightInfo
-{
-    vec4 pos;
-    float depth;
-    vec4 normal;
-    vec3 normalizedToLight;
-    float lightIntensity;
-    float attenuation;
-    float distanceToLight;
-    vec3 lightDiffuseColor;
-    float lightRadius;
-    float specExponent;
-    vec3 worldspaceLightDirection;
-    float shadow;
-};
-
-float attenuate(float attenuationSelection, float distanceToLight)
-{
-// LLRENDER_REVIEW
-// sh/could eventually consume attenuation func defined in texture
-    return (attenuationSelection == 0.0f) ? 1.0f : // none
-           (attenuationSelection <  1.0f) ? (1.0f / distanceToLight) : // linear atten 
-           (attenuationSelection <  2.0f) ? (1.0f / (distanceToLight*distanceToLight)) // quadratic atten
-										  : (1.0f / (distanceToLight*distanceToLight*distanceToLight));	// cubic atten    
-}
-
-
-vec3 lightDirectional(struct DirectionalLightInfo dli)
-{
-    float lightIntensity = dli.lightIntensity;
-	lightIntensity *= dot(dli.normal.xyz, dli.normalizedLightDirection);
-    //lightIntensity *= directionalShadowSample(vec4(dli.pos.xyz, 1.0f), dli.depth, dli.directionalShadowMap, dli.directionalShadowMatrix);
-	return lightIntensity * dli.lightDiffuseColor;
-}
-
-
-vec3 lightSpot(struct SpotLightInfo sli)    
-{
-	float penumbraRange = (sli.outerHalfAngleCos - sli.innerHalfAngleCos);
-    float coneAngleCos = max(dot(sli.normalizedLightDirection, sli.normalizedToLight), 0.0);
-	float coneAttenFactor = (coneAngleCos <= sli.outerHalfAngleCos) ? 1.0f : pow(smoothstep(1,0, sli.outerHalfAngleCos / penumbraRange), sli.spotExponent);
-    float distanceAttenuation = attenuate(sli.attenuation, sli.distanceToLight);
-    float lightIntensity = sli.lightIntensity;
-    lightIntensity *= distanceAttenuation;
-	lightIntensity *= max(dot(sli.normal.xyz, sli.normalizedLightDirection), 0.0);
-	lightIntensity *= coneAttenFactor;
-    lightIntensity *= sli.shadow;
-	return lightIntensity * sli.lightDiffuseColor;
-}
-
-vec3 lightPoint(struct PointLightInfo pli)
-{
-    float padRadius = pli.lightRadius * 0.1; // distance for which to perform smoothed dropoff past light radius
-	float distanceAttenuation =	attenuate(pli.attenuation, pli.distanceToLight);
-    float lightIntensity = pli.lightIntensity;
-    lightIntensity*= distanceAttenuation;    
-	lightIntensity *= clamp((padRadius - pli.distanceToLight + pli.lightRadius) / padRadius, 0.0, 1.0);
-    lightIntensity *= pli.shadow;
-    lightIntensity *= max(dot(pli.normal.xyz, pli.normalizedToLight), 0.0);
-	return lightIntensity * pli.lightDiffuseColor;
-}
diff --git a/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl b/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl
index 6de01cb667..a0b082ed7c 100644
--- a/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl
+++ b/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl
@@ -56,8 +56,23 @@ vec3 GetSkyLuminanceToPoint(vec3 camPos, vec3 pos, float shadow_length, vec3 dir
 vec3 ColorFromRadiance(vec3 radiance);
 vec3 rainbow(float d)
 {
-   float rad = (droplet_radius - 5.0f) / 1024.0f;
-   return pow(texture2D(rainbow_map, vec2(rad, d)).rgb, vec3(1.8)) * moisture_level;
+    // d is the dot product of view and sun directions, so ranging -1.0..1.0
+    // 'interesting' values of d are the range -0.75..-0.825, when view is nearly opposite of sun vec
+    // Rainbox texture mode is GL_REPEAT, so tc of -.75 is equiv to 0.25, -0.825 equiv to 0.175.
+
+    // SL-13629 Rainbow texture has colors within the correct .175...250 range, but order is inverted.
+    // Rather than replace the texture, we mirror and translate the y tc to keep the colors within the
+    // interesting range, but in reversed order:  i.e. d = (1 - d) - 1.575
+    d = clamp(-0.575 - d, 0.0, 1.0);
+
+    // With the colors in the lower 1/4 of the texture, inverting the coords leaves most of it inaccessible.
+    // So, we can stretch the texcoord above the colors (ie > 0.25) to fill the entire remaining coordinate
+    // space. This improves gradation, reduces banding within the rainbow interior. (1-0.25) / (0.425/0.25) = 4.2857
+    float interior_coord = max(0.0, d - 0.25) * 4.2857;
+    d = clamp(d, 0.0, 0.25) + interior_coord;
+
+    float rad = (droplet_radius - 5.0f) / 1024.0f;
+    return pow(texture2D(rainbow_map, vec2(rad, d)).rgb, vec3(1.8)) * moisture_level;
 }
 
 vec3 halo22(float d)
diff --git a/indra/newview/icons/release/secondlife.icns b/indra/newview/icons/release/secondlife.icns
index e15e34140d..a30b51b67a 100644
--- a/indra/newview/icons/release/secondlife.icns
+++ b/indra/newview/icons/release/secondlife.icns
diff --git a/indra/newview/icons/release/secondlife.ico b/indra/newview/icons/release/secondlife.ico
index 28bf1e7664..93d4fa54ba 100644
--- a/indra/newview/icons/release/secondlife.ico
+++ b/indra/newview/icons/release/secondlife.ico
diff --git a/indra/newview/icons/release/secondlife_128.png b/indra/newview/icons/release/secondlife_128.png
index 4c9544f498..2f21c1c7fc 100644
--- a/indra/newview/icons/release/secondlife_128.png
+++ b/indra/newview/icons/release/secondlife_128.png
diff --git a/indra/newview/icons/release/secondlife_16.png b/indra/newview/icons/release/secondlife_16.png
index bb3168b8be..68f1427309 100644
--- a/indra/newview/icons/release/secondlife_16.png
+++ b/indra/newview/icons/release/secondlife_16.png
diff --git a/indra/newview/icons/release/secondlife_256.BMP b/indra/newview/icons/release/secondlife_256.BMP
index 74deedd7d3..dba2636803 100644
--- a/indra/newview/icons/release/secondlife_256.BMP
+++ b/indra/newview/icons/release/secondlife_256.BMP
diff --git a/indra/newview/icons/release/secondlife_256.png b/indra/newview/icons/release/secondlife_256.png
index bece338a90..8f324910e7 100644
--- a/indra/newview/icons/release/secondlife_256.png
+++ b/indra/newview/icons/release/secondlife_256.png
diff --git a/indra/newview/icons/release/secondlife_32.png b/indra/newview/icons/release/secondlife_32.png
index 736359c147..2b7cdef03d 100644
--- a/indra/newview/icons/release/secondlife_32.png
+++ b/indra/newview/icons/release/secondlife_32.png
diff --git a/indra/newview/icons/release/secondlife_48.png b/indra/newview/icons/release/secondlife_48.png
index 07d39ae585..c2ef372dd7 100644
--- a/indra/newview/icons/release/secondlife_48.png
+++ b/indra/newview/icons/release/secondlife_48.png
diff --git a/indra/newview/icons/release/secondlife_512.png b/indra/newview/icons/release/secondlife_512.png
index 53d1643f45..d8a0c2924d 100644
--- a/indra/newview/icons/release/secondlife_512.png
+++ b/indra/newview/icons/release/secondlife_512.png
diff --git a/indra/newview/installers/windows/install_icon.BMP b/indra/newview/installers/windows/install_icon.BMP
index 09df573870..dba2636803 100644
--- a/indra/newview/installers/windows/install_icon.BMP
+++ b/indra/newview/installers/windows/install_icon.BMP
diff --git a/indra/newview/installers/windows/install_icon.ico b/indra/newview/installers/windows/install_icon.ico
index efe6c4f323..93d4fa54ba 100644
--- a/indra/newview/installers/windows/install_icon.ico
+++ b/indra/newview/installers/windows/install_icon.ico
diff --git a/indra/newview/installers/windows/uninstall_icon.BMP b/indra/newview/installers/windows/uninstall_icon.BMP
index 562b56676a..dba2636803 100644
--- a/indra/newview/installers/windows/uninstall_icon.BMP
+++ b/indra/newview/installers/windows/uninstall_icon.BMP
diff --git a/indra/newview/installers/windows/uninstall_icon.ico b/indra/newview/installers/windows/uninstall_icon.ico
index 05e1546860..93d4fa54ba 100644
--- a/indra/newview/installers/windows/uninstall_icon.ico
+++ b/indra/newview/installers/windows/uninstall_icon.ico
diff --git a/indra/newview/llappdelegate-objc.mm b/indra/newview/llappdelegate-objc.mm
index a2b7362608..3f1b5139c5 100644
--- a/indra/newview/llappdelegate-objc.mm
+++ b/indra/newview/llappdelegate-objc.mm
@@ -134,6 +134,7 @@
 		// called again. Since it returned false, do not yet cancel
 		// frameTimer.
 		handleQuit();
+		[[NSApplication sharedApplication] stopModal];
 		return NSTerminateCancel;
 	} else {
 		// pumpMainLoop() returned true: it's done. Okay, done with frameTimer.
diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index 5a64f5e01c..053c0a5ab7 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -90,6 +90,7 @@
 #include "llsdutil_math.h"
 #include "lllocationhistory.h"
 #include "llfasttimerview.h"
+#include "lltelemetry.h"
 #include "llvector4a.h"
 #include "llviewermenufile.h"
 #include "llvoicechannel.h"
@@ -256,9 +257,9 @@
 // define a self-registering event API object
 #include "llappviewerlistener.h"
 
-#if (LL_LINUX || LL_SOLARIS) && LL_GTK
+#if LL_LINUX && LL_GTK
 #include "glib.h"
-#endif // (LL_LINUX || LL_SOLARIS) && LL_GTK
+#endif // (LL_LINUX) && LL_GTK
 
 #if LL_MSVC
 // disable boost::lexical_cast warning
@@ -1098,6 +1099,46 @@ bool LLAppViewer::init()
 		}
 	}
 
+#if LL_WINDOWS && ADDRESS_SIZE == 64
+    if (gGLManager.mIsIntel)
+    {
+        // Check intel driver's version
+        // Ex: "3.1.0 - Build 8.15.10.2559";
+        std::string version = ll_safe_string((const char *)glGetString(GL_VERSION));
+
+        const boost::regex is_intel_string("[0-9].[0-9].[0-9] - Build [0-9]{1,2}.[0-9]{2}.[0-9]{2}.[0-9]{4}");
+
+        if (boost::regex_search(version, is_intel_string))
+        {
+            // Valid string, extract driver version
+            std::size_t found = version.find("Build ");
+            std::string driver = version.substr(found + 6);
+            S32 v1, v2, v3, v4;
+            S32 count = sscanf(driver.c_str(), "%d.%d.%d.%d", &v1, &v2, &v3, &v4);
+            if (count > 0 && v1 <= 10)
+            {
+                LL_INFOS("AppInit") << "Detected obsolete intel driver: " << driver << LL_ENDL;
+                LLUIString details = LLNotifications::instance().getGlobalString("UnsupportedIntelDriver");
+                std::string gpu_name = ll_safe_string((const char *)glGetString(GL_RENDERER));
+                details.setArg("[VERSION]", driver);
+                details.setArg("[GPUNAME]", gpu_name);
+                S32 button = OSMessageBox(details.getString(),
+                                          LLStringUtil::null,
+                                          OSMB_YESNO);
+                if (OSBTN_YES == button && gViewerWindow)
+                {
+                    std::string url = LLWeb::escapeURL(LLTrans::getString("IntelDriverPage"));
+                    if (gViewerWindow->getWindow())
+                    {
+                        gViewerWindow->getWindow()->spawnWebBrowser(url, false);
+                    }
+                }
+            }
+        }
+    }
+#endif
+
+    // Obsolete? mExpectedGLVersion is always zero
 #if LL_WINDOWS
 	if (gGLManager.mGLVersion < LLFeatureManager::getInstance()->getExpectedGLVersion())
 	{
@@ -1172,7 +1213,16 @@ bool LLAppViewer::init()
 	// add LEAP mode command-line argument to whichever of these we selected
 	updater.args.add("leap");
 	// UpdaterServiceSettings
-	updater.args.add(stringize(gSavedSettings.getU32("UpdaterServiceSetting")));
+    if (gSavedSettings.getBOOL("FirstLoginThisInstall"))
+    {
+        // Befor first login, treat this as 'manual' updates,
+        // updater won't install anything, but required updates
+        updater.args.add("0");
+    }
+    else
+    {
+        updater.args.add(stringize(gSavedSettings.getU32("UpdaterServiceSetting")));
+    }
 	// channel
 	updater.args.add(LLVersionInfo::instance().getChannel());
 	// testok
@@ -1313,39 +1363,8 @@ void LLAppViewer::initMaxHeapSize()
 
 	//F32 max_heap_size_gb = llmin(1.6f, (F32)gSavedSettings.getF32("MaxHeapSize")) ;
 	F32Gigabytes max_heap_size_gb = (F32Gigabytes)gSavedSettings.getF32("MaxHeapSize") ;
-	BOOL enable_mem_failure_prevention = (BOOL)gSavedSettings.getBOOL("MemoryFailurePreventionEnabled") ;
 
-	LLMemory::initMaxHeapSizeGB(max_heap_size_gb, enable_mem_failure_prevention) ;
-}
-
-void LLAppViewer::checkMemory()
-{
-	const static F32 MEMORY_CHECK_INTERVAL = 1.0f ; //second
-	//const static F32 MAX_QUIT_WAIT_TIME = 30.0f ; //seconds
-	//static F32 force_quit_timer = MAX_QUIT_WAIT_TIME + MEMORY_CHECK_INTERVAL ;
-
-	if(!gGLManager.mDebugGPU)
-	{
-		return ;
-	}
-
-	if(MEMORY_CHECK_INTERVAL > mMemCheckTimer.getElapsedTimeF32())
-	{
-		return ;
-	}
-	mMemCheckTimer.reset() ;
-
-		//update the availability of memory
-		LLMemory::updateMemoryInfo() ;
-
-	bool is_low = LLMemory::isMemoryPoolLow() ;
-
-	LLPipeline::throttleNewMemoryAllocation(is_low) ;
-
-	if(is_low)
-	{
-		LLMemory::logMemoryInfo() ;
-	}
+	LLMemory::initMaxHeapSizeGB(max_heap_size_gb);
 }
 
 static LLTrace::BlockTimerStatHandle FTM_MESSAGES("System Messages");
@@ -1424,9 +1443,6 @@ bool LLAppViewer::doFrame()
 	//clear call stack records
 	LL_CLEAR_CALLSTACKS();
 
-	//check memory availability information
-	checkMemory() ;
-
 	{
 		pingMainloopTimeout("Main:MiscNativeWindowEvents");
 
@@ -1654,12 +1670,15 @@ bool LLAppViewer::doFrame()
 		}
 
 		delete gServicePump;
+		gServicePump = NULL;
 
 		destroyMainloopTimeout();
 
 		LL_INFOS() << "Exiting main_loop" << LL_ENDL;
 	}
 
+    LLPROFILE_UPDATE();
+
 	return ! LLApp::isRunning();
 }
 
@@ -1711,7 +1730,11 @@ bool LLAppViewer::cleanup()
 	//dump scene loading monitor results
 	if (LLSceneMonitor::instanceExists())
 	{
-		LLSceneMonitor::instance().dumpToFile(gDirUtilp->getExpandedFilename(LL_PATH_LOGS, "scene_monitor_results.csv"));
+		if (!isSecondInstance())
+		{
+			LLSceneMonitor::instance().dumpToFile(gDirUtilp->getExpandedFilename(LL_PATH_LOGS, "scene_monitor_results.csv"));
+		}
+		LLSceneMonitor::deleteSingleton();
 	}
 
 	// There used to be an 'if (LLFastTimerView::sAnalyzePerformance)' block
@@ -3505,6 +3528,12 @@ void LLAppViewer::writeSystemInfo()
 	gDebugInfo["FirstRunThisInstall"] = gSavedSettings.getBOOL("FirstRunThisInstall");
     gDebugInfo["StartupState"] = LLStartUp::getStartupStateString();
 
+	std::vector<std::string> resolutions = gViewerWindow->getWindow()->getDisplaysResolutionList();
+	for (auto res_iter : resolutions)
+	{
+		gDebugInfo["DisplayInfo"].append(res_iter);
+	}
+
 	writeDebugInfo(); // Save out debug_info.log early, in case of crash.
 }
 
diff --git a/indra/newview/llappviewer.h b/indra/newview/llappviewer.h
index d24cdcedc7..5ceb540784 100644
--- a/indra/newview/llappviewer.h
+++ b/indra/newview/llappviewer.h
@@ -235,7 +235,6 @@ private:
 	bool initConfiguration(); // Initialize settings from the command line/config file.
 	void initStrings();       // Initialize LLTrans machinery
 	bool initCache(); // Initialize local client cache.
-	void checkMemory() ;
 
 	// We have switched locations of both Mac and Windows cache, make sure
 	// files migrate and old cache is cleared out.
@@ -314,8 +313,6 @@ private:
 
     LLAllocator mAlloc;
 
-	LLFrameTimer mMemCheckTimer;
-
 	// llcorehttp library init/shutdown helper
 	LLAppCoreHttp mAppCoreHttp;
 
diff --git a/indra/newview/llappviewerlinux.cpp b/indra/newview/llappviewerlinux.cpp
index 6f32aab851..dc487967fc 100644
--- a/indra/newview/llappviewerlinux.cpp
+++ b/indra/newview/llappviewerlinux.cpp
@@ -73,10 +73,6 @@ static void exceptionTerminateHandler()
 
 int main( int argc, char **argv ) 
 {
-#if LL_SOLARIS && defined(__sparc)
-	asm ("ta\t6");		 // NOTE:  Make sure memory alignment is enforced on SPARC
-#endif
-
 	gArgC = argc;
 	gArgV = argv;
 
@@ -336,8 +332,6 @@ void LLAppViewerLinux::initCrashReporting(bool reportFreeze)
 	cmd += gDirUtilp->getDirDelimiter();
 #if LL_LINUX
 	cmd += "linux-crash-logger.bin";
-#elif LL_SOLARIS
-	cmd += "solaris-crash-logger";
 #else
 # error Unknown platform
 #endif
@@ -394,9 +388,6 @@ bool LLAppViewerLinux::beingDebugged()
 {
 	static enum {unknown, no, yes} debugged = unknown;
 
-#if LL_SOLARIS
-	return debugged == no;	// BUG: fix this for Solaris
-#else
 	if (debugged == unknown)
 	{
 		pid_t ppid = getppid();
@@ -431,7 +422,6 @@ bool LLAppViewerLinux::beingDebugged()
 	}
 
 	return debugged == yes;
-#endif
 }
 
 void LLAppViewerLinux::initLoggingAndGetLastDuration()
diff --git a/indra/newview/llattachmentsmgr.cpp b/indra/newview/llattachmentsmgr.cpp
index d3e66289d1..0fd6009074 100644
--- a/indra/newview/llattachmentsmgr.cpp
+++ b/indra/newview/llattachmentsmgr.cpp
@@ -248,6 +248,7 @@ void LLAttachmentsMgr::linkRecentlyArrivedAttachments()
         {
             if (isAgentAvatarValid() &&
                 gAgentAvatarp->isWearingAttachment(*it) &&
+                !gAgentAvatarp->getWornAttachment(*it)->isTempAttachment() && // Don't link temp attachments in COF!
                 !LLAppearanceMgr::instance().isLinkedInCOF(*it))
             {
                 LLUUID item_id = *it;
diff --git a/indra/newview/llconversationlog.cpp b/indra/newview/llconversationlog.cpp
index 9430bb3ca3..a696c99a82 100644
--- a/indra/newview/llconversationlog.cpp
+++ b/indra/newview/llconversationlog.cpp
@@ -398,6 +398,24 @@ void LLConversationLog::deleteBackupLogs()
 	}
 }
 
+void LLConversationLog::verifyFilename(const LLUUID& session_id, const std::string &expected_filename, const std::string &new_session_name)
+{
+    conversations_vec_t::iterator conv_it = mConversations.begin();
+    for (; conv_it != mConversations.end(); ++conv_it)
+    {
+        if (conv_it->getSessionID() == session_id)
+        {
+            if (conv_it->getHistoryFileName() != expected_filename)
+            {
+                LLLogChat::renameLogFile(conv_it->getHistoryFileName(), expected_filename);
+                conv_it->updateHistoryFileName(expected_filename);
+                conv_it->setConversationName(new_session_name);
+            }
+            break;
+        }
+    }
+}
+
 bool LLConversationLog::moveLog(const std::string &originDirectory, const std::string &targetDirectory)
 {
 
@@ -518,7 +536,9 @@ bool LLConversationLog::loadFromFile(const std::string& filename)
 	}
 	bool purge_required = false;
 
-	char buffer[MAX_STRING];
+	static constexpr int UTF_BUFFER{ 1024 }; // long enough to handle the most extreme Unicode nonsense and some to spare
+
+	char buffer[UTF_BUFFER];
 	char conv_name_buffer[MAX_STRING];
 	char part_id_buffer[MAX_STRING];
 	char conv_id_buffer[MAX_STRING];
@@ -529,11 +549,14 @@ bool LLConversationLog::loadFromFile(const std::string& filename)
 	// before CHUI-348 it was a flag of conversation voice state
 	int prereserved_unused;
 
-	while (!feof(fp) && fgets(buffer, MAX_STRING, fp))
+	memset(buffer, '\0', UTF_BUFFER);
+	while (!feof(fp) && fgets(buffer, UTF_BUFFER, fp))
 	{
-		conv_name_buffer[0] = '\0';
-		part_id_buffer[0]	= '\0';
-		conv_id_buffer[0]	= '\0';
+        // force blank for added safety
+        memset(conv_name_buffer, '\0', MAX_STRING);
+        memset(part_id_buffer, '\0', MAX_STRING);
+        memset(conv_id_buffer, '\0', MAX_STRING);
+        memset(history_file_name, '\0', MAX_STRING);
 
 		sscanf(buffer, "[%lld] %d %d %d %[^|]| %s %s %[^|]|",
 				&time,
@@ -570,6 +593,7 @@ bool LLConversationLog::loadFromFile(const std::string& filename)
 		}
 
 		mConversations.push_back(conversation);
+		memset(buffer, '\0', UTF_BUFFER);
 	}
 	fclose(fp);
 
diff --git a/indra/newview/llconversationlog.h b/indra/newview/llconversationlog.h
index 46e46a3278..820a5db491 100644
--- a/indra/newview/llconversationlog.h
+++ b/indra/newview/llconversationlog.h
@@ -59,7 +59,7 @@ public:
 						getTime()				const	{ return mTime; }
 	bool				hasOfflineMessages()	const	{ return mHasOfflineIMs; }
 
-	void setConversationName(std::string conv_name) { mConversationName = conv_name; }
+	void setConversationName(const std::string &conv_name) { mConversationName = conv_name; }
 	void setOfflineMessages(bool new_messages) { mHasOfflineIMs = new_messages; }
 	bool isOlderThan(U32Days days) const;
 
@@ -68,6 +68,8 @@ public:
 	 */
 	void updateTimestamp();
 
+    void updateHistoryFileName(const std::string &new_name) { mHistoryFileName = new_name; }
+
 	/*
 	 * Resets flag of unread offline message to false when im floater with this conversation is opened.
 	 */
@@ -137,6 +139,8 @@ public:
 	 * public method which is called on viewer exit to save conversation log
 	 */
 	void cache();
+    // will check if current name is edentical with the one on disk and will rename the one on disk if it isn't
+	void verifyFilename(const LLUUID& session_id, const std::string &expected_filename, const std::string &new_session_name);
 	bool moveLog(const std::string &originDirectory, const std::string &targetDirectory);
 	void getListOfBackupLogs(std::vector<std::string>& list_of_backup_logs);
 	void deleteBackupLogs();
diff --git a/indra/newview/llconversationmodel.cpp b/indra/newview/llconversationmodel.cpp
index 4aa74a550c..a685639427 100644
--- a/indra/newview/llconversationmodel.cpp
+++ b/indra/newview/llconversationmodel.cpp
@@ -341,11 +341,36 @@ void LLConversationItemSession::removeParticipant(const LLUUID& participant_id)
 
 void LLConversationItemSession::clearParticipants()
 {
+    // clearParticipants function potentially is malfunctioning since it only cleans children of models,
+    // it does nothing to views that own those models (listeners)
+    // probably needs to post some kind of 'remove all participants' event
 	clearChildren();
 	mIsLoaded = false;
 	mNeedsRefresh = true;
 }
 
+
+void LLConversationItemSession::clearAndDeparentModels()
+{
+    std::for_each(mChildren.begin(), mChildren.end(),
+        [](LLFolderViewModelItem* c)
+        {
+            if (c->getNumRefs() == 0)
+            {
+                // LLConversationItemParticipant can be created but not assigned to any view,
+                // it was waiting for an "add_participant" event to be processed
+                delete c;
+            }
+            else
+            {
+                // Model is still assigned to some view/widget
+                c->setParent(NULL);
+            }
+        }
+    );
+    mChildren.clear();
+}
+
 LLConversationItemParticipant* LLConversationItemSession::findParticipant(const LLUUID& participant_id)
 {
 	// This is *not* a general tree parsing algorithm. It assumes that a session contains only 
@@ -355,7 +380,7 @@ LLConversationItemParticipant* LLConversationItemSession::findParticipant(const
 	for (iter = mChildren.begin(); iter != mChildren.end(); iter++)
 	{
 		participant = dynamic_cast<LLConversationItemParticipant*>(*iter);
-		if (participant->hasSameValue(participant_id))
+		if (participant && participant->hasSameValue(participant_id))
 		{
 			break;
 		}
@@ -466,7 +491,7 @@ const bool LLConversationItemSession::getTime(F64& time) const
 	{
 		participant = dynamic_cast<LLConversationItemParticipant*>(*iter);
 		F64 participant_time;
-		if (participant->getTime(participant_time))
+		if (participant && participant->getTime(participant_time))
 		{
 			has_time = true;
 			most_recent_time = llmax(most_recent_time,participant_time);
diff --git a/indra/newview/llconversationmodel.h b/indra/newview/llconversationmodel.h
index 30c7481864..787deeb594 100644
--- a/indra/newview/llconversationmodel.h
+++ b/indra/newview/llconversationmodel.h
@@ -165,6 +165,7 @@ public:
 	void removeParticipant(LLConversationItemParticipant* participant);
 	void removeParticipant(const LLUUID& participant_id);
 	void clearParticipants();
+	void clearAndDeparentModels(); // will delete unowned models and deparent owned ones
 	LLConversationItemParticipant* findParticipant(const LLUUID& participant_id);
 
 	void setParticipantIsMuted(const LLUUID& participant_id, bool is_muted);
diff --git a/indra/newview/llconversationview.cpp b/indra/newview/llconversationview.cpp
index 093e772abe..65cec68884 100644
--- a/indra/newview/llconversationview.cpp
+++ b/indra/newview/llconversationview.cpp
@@ -31,6 +31,7 @@
 
 #include <boost/bind.hpp>
 #include "llagentdata.h"
+#include "llavataractions.h"
 #include "llconversationmodel.h"
 #include "llfloaterimsession.h"
 #include "llfloaterimnearbychat.h"
@@ -102,6 +103,56 @@ LLConversationViewSession::~LLConversationViewSession()
 	mFlashTimer->unset();
 }
 
+void LLConversationViewSession::destroyView()
+{
+    // Chat can create and parent models(listeners) to session's model before creating
+    // coresponding views, such participant's models normally will wait for idle cycles
+    // but since we are deleting session and won't be processing any more events, make
+    // sure unowned LLConversationItemParticipant models are removed as well.
+
+    LLConversationItemSession* vmi = dynamic_cast<LLConversationItemSession*>(getViewModelItem());
+
+    // CONV_SESSION_1_ON_1 stores participants as two models that belong to views independent
+    // from session (nasty! These views are widgets in LLFloaterIMSessionTab, see buildConversationViewParticipant)
+    if (vmi && vmi->getType() != LLConversationItem::CONV_SESSION_1_ON_1)
+    {
+        // Destroy existing views
+        while (!mItems.empty())
+        {
+            LLFolderViewItem *itemp = mItems.back();
+            mItems.pop_back();
+
+            LLFolderViewModelItem* item_vmi = itemp->getViewModelItem();
+            if (item_vmi) // supposed to exist
+            {
+                // unparent to remove from child list
+                vmi->removeChild(item_vmi);
+            }
+            itemp->destroyView();
+        }
+
+        // Not needed in scope of sessions, but just in case
+        while (!mFolders.empty())
+        {
+            LLFolderViewFolder *folderp = mFolders.back();
+            mFolders.pop_back();
+
+            LLFolderViewModelItem* folder_vmi = folderp->getViewModelItem();
+            if (folder_vmi)
+            {
+                vmi->removeChild(folder_vmi);
+            }
+            folderp->destroyView();
+        }
+
+        // Now everything that is left in model(listener) is not owned by views,
+        // only by sessions, deparent so it won't point to soon to be dead model
+        vmi->clearAndDeparentModels();
+    }
+
+    LLFolderViewFolder::destroyView();
+}
+
 void LLConversationViewSession::setFlashState(bool flash_state)
 {
 	if (flash_state && !mFlashStateOn)
@@ -432,8 +483,13 @@ void LLConversationViewSession::refresh()
 	vmi->resetRefresh();
 
 	if (mSessionTitle)
-	{
-		mSessionTitle->setText(vmi->getDisplayName());
+	{		
+		if (!highlightFriendTitle(vmi))
+		{
+			LLStyle::Params title_style;
+			title_style.color = LLUIColorTable::instance().getColor("LabelTextColor");
+			mSessionTitle->setText(vmi->getDisplayName(), title_style);
+		}
 	}
 
 	// Update all speaking indicators
@@ -478,6 +534,22 @@ void LLConversationViewSession::onCurrentVoiceSessionChanged(const LLUUID& sessi
 	}
 }
 
+bool LLConversationViewSession::highlightFriendTitle(LLConversationItem* vmi)
+{
+	if(vmi->getType() == LLConversationItem::CONV_PARTICIPANT || vmi->getType() == LLConversationItem::CONV_SESSION_1_ON_1)
+	{
+		LLIMModel::LLIMSession* session=  LLIMModel::instance().findIMSession(vmi->getUUID());
+		if (session && LLAvatarActions::isFriend(session->mOtherParticipantID))
+		{
+			LLStyle::Params title_style;
+			title_style.color = LLUIColorTable::instance().getColor("ConversationFriendColor");
+			mSessionTitle->setText(vmi->getDisplayName(), title_style);
+			return true;
+		}
+	}
+	return false;
+}
+
 //
 // Implementation of conversations list participant (avatar) widgets
 //
@@ -578,7 +650,14 @@ void LLConversationViewParticipant::draw()
 	}
 	else
 	{
-		color = mIsSelected ? sHighlightFgColor : sFgColor;
+		if (LLAvatarActions::isFriend(mUUID))
+		{
+			color = LLUIColorTable::instance().getColor("ConversationFriendColor");
+		}
+		else
+		{
+			color = mIsSelected ? sHighlightFgColor : sFgColor;
+		}
 	}
 
 	LLConversationItemParticipant* participant_model = dynamic_cast<LLConversationItemParticipant*>(getViewModelItem());
@@ -617,10 +696,13 @@ void LLConversationViewParticipant::refresh()
 {
 	// Refresh the participant view from its model data
 	LLConversationItemParticipant* participant_model = dynamic_cast<LLConversationItemParticipant*>(getViewModelItem());
-	participant_model->resetRefresh();
-	
-	// *TODO: We should also do something with vmi->isModerator() to echo that state in the UI somewhat
-	mSpeakingIndicator->setIsModeratorMuted(participant_model->isModeratorMuted());
+    if (participant_model)
+    {
+        participant_model->resetRefresh();
+
+        // *TODO: We should also do something with vmi->isModerator() to echo that state in the UI somewhat
+        mSpeakingIndicator->setIsModeratorMuted(participant_model->isModeratorMuted());
+    }
 
 	// Do the regular upstream refresh
 	LLFolderViewItem::refresh();
diff --git a/indra/newview/llconversationview.h b/indra/newview/llconversationview.h
index c5930c8a29..0932d24dfe 100644
--- a/indra/newview/llconversationview.h
+++ b/indra/newview/llconversationview.h
@@ -36,6 +36,7 @@
 class LLTextBox;
 class LLFloater;
 class LLFloaterIMContainer;
+class LLConversationItem;
 class LLConversationViewSession;
 class LLConversationViewParticipant;
 
@@ -66,6 +67,8 @@ protected:
 public:
 	virtual ~LLConversationViewSession();
 
+	/*virtual*/ void destroyView();
+
 	/*virtual*/ BOOL postBuild();
 	/*virtual*/ void draw();
 	/*virtual*/ BOOL handleMouseDown( S32 x, S32 y, MASK mask );
@@ -93,6 +96,8 @@ public:
 	LLFloater* getSessionFloater();
 	bool isInActiveVoiceChannel() { return mIsInActiveVoiceChannel; }
 
+	bool highlightFriendTitle(LLConversationItem* vmi);
+
 private:
 
 	void onCurrentVoiceSessionChanged(const LLUUID& session_id);
diff --git a/indra/newview/lldirpicker.cpp b/indra/newview/lldirpicker.cpp
index b8e6e81ee6..01790ad19e 100644
--- a/indra/newview/lldirpicker.cpp
+++ b/indra/newview/lldirpicker.cpp
@@ -37,7 +37,7 @@
 #include "llviewercontrol.h"
 #include "llwin32headerslean.h"
 
-#if LL_LINUX || LL_SOLARIS || LL_DARWIN
+#if LL_LINUX || LL_DARWIN
 # include "llfilepicker.h"
 #endif
 
@@ -187,7 +187,7 @@ std::string LLDirPicker::getDirName()
 	return mFilePicker->getFirstFile();
 }
 
-#elif LL_LINUX || LL_SOLARIS
+#elif LL_LINUX
 
 LLDirPicker::LLDirPicker() :
 	mFileName(NULL),
diff --git a/indra/newview/lldirpicker.h b/indra/newview/lldirpicker.h
index c7dba12130..52febe4523 100644
--- a/indra/newview/lldirpicker.h
+++ b/indra/newview/lldirpicker.h
@@ -78,7 +78,7 @@ private:
 	void buildDirname( void );
 	bool check_local_file_access_enabled();
 
-#if LL_LINUX || LL_SOLARIS || LL_DARWIN
+#if LL_LINUX || LL_DARWIN
 	// On Linux we just implement LLDirPicker on top of LLFilePicker
 	LLFilePicker *mFilePicker;
 #endif
diff --git a/indra/newview/lldrawable.cpp b/indra/newview/lldrawable.cpp
index 5034bd1c5e..507af56cb0 100644
--- a/indra/newview/lldrawable.cpp
+++ b/indra/newview/lldrawable.cpp
@@ -912,22 +912,18 @@ void LLDrawable::updateDistance(LLCamera& camera, bool force_update)
             if (volume->getAvatar())
             {
                 const LLVector3* av_box = volume->getAvatar()->getLastAnimExtents();
-                LLVector3d cam_pos = gAgent.getPosGlobalFromAgent(LLViewerCamera::getInstance()->getOrigin());
-                LLVector3 cam_region_pos = LLVector3(cam_pos - volume->getRegion()->getOriginGlobal());
-                
-                LLVector3 cam_to_box_offset = point_to_box_offset(cam_region_pos, av_box);
+                LLVector3 cam_pos_from_agent = LLViewerCamera::getInstance()->getOrigin();
+                LLVector3 cam_to_box_offset = point_to_box_offset(cam_pos_from_agent, av_box);
                 mDistanceWRTCamera = llmax(0.01f, ll_round(cam_to_box_offset.magVec(), 0.01f));
                 LL_DEBUGS("DynamicBox") << volume->getAvatar()->getFullname() 
                                         << " pos (ignored) " << pos
-                                        << " cam pos " << cam_pos
-                                        << " cam region pos " << cam_region_pos
+                                        << " cam pos " << cam_pos_from_agent
                                         << " box " << av_box[0] << "," << av_box[1] 
                                         << " -> dist " << mDistanceWRTCamera
                                         << LL_ENDL;
                 mVObjp->updateLOD();
                 return;
             }
-            
 		}
 		else
 		{
diff --git a/indra/newview/lldrawpoolwlsky.cpp b/indra/newview/lldrawpoolwlsky.cpp
index d4e7f1600e..0c3d8f3098 100644
--- a/indra/newview/lldrawpoolwlsky.cpp
+++ b/indra/newview/lldrawpoolwlsky.cpp
@@ -226,7 +226,7 @@ void LLDrawPoolWLSky::renderSkyHaze(const LLVector3& camPosLocal, F32 camHeightL
     }
 }
 
-void LLDrawPoolWLSky::renderStars(void) const
+void LLDrawPoolWLSky::renderStars(const LLVector3& camPosLocal) const
 {
     LLGLSPipelineBlendSkyBox gls_skybox(true, false);
 	
@@ -266,6 +266,7 @@ void LLDrawPoolWLSky::renderStars(void) const
     }
 
 	gGL.pushMatrix();
+	gGL.translatef(camPosLocal.mV[0], camPosLocal.mV[1], camPosLocal.mV[2]);
 	gGL.rotatef(gFrameTimeSeconds*0.01f, 0.f, 0.f, 1.f);
 	if (LLGLSLShader::sNoFixedFunction)
 	{
@@ -296,7 +297,7 @@ void LLDrawPoolWLSky::renderStars(void) const
 	}
 }
 
-void LLDrawPoolWLSky::renderStarsDeferred(void) const
+void LLDrawPoolWLSky::renderStarsDeferred(const LLVector3& camPosLocal) const
 {
 	LLGLSPipelineBlendSkyBox gls_sky(true, false);
 
@@ -337,6 +338,8 @@ void LLDrawPoolWLSky::renderStarsDeferred(void) const
         gGL.getTexUnit(1)->bind(tex_b);
     }
 
+	gGL.pushMatrix();
+	gGL.translatef(camPosLocal.mV[0], camPosLocal.mV[1], camPosLocal.mV[2]);
     gDeferredStarProgram.uniform1f(LLShaderMgr::BLEND_FACTOR, blend_factor);
 
     if (LLPipeline::sReflectionRender)
@@ -355,6 +358,8 @@ void LLDrawPoolWLSky::renderStarsDeferred(void) const
     gGL.getTexUnit(1)->unbind(LLTexUnit::TT_TEXTURE);
 
     gDeferredStarProgram.unbind();
+
+	gGL.popMatrix();
 }
 
 void LLDrawPoolWLSky::renderSkyCloudsDeferred(const LLVector3& camPosLocal, F32 camHeightLocal, LLGLSLShader* cloudshader) const
@@ -601,7 +606,7 @@ void LLDrawPoolWLSky::renderDeferred(S32 pass)
     if (gPipeline.canUseWindLightShaders())
     {
         renderSkyHazeDeferred(origin, camHeightLocal);
-        renderStarsDeferred();
+        renderStarsDeferred(origin);
         renderHeavenlyBodies();
         renderSkyCloudsDeferred(origin, camHeightLocal, cloud_shader);
     }
@@ -620,7 +625,7 @@ void LLDrawPoolWLSky::render(S32 pass)
     LLVector3 const & origin = LLViewerCamera::getInstance()->getOrigin();
     
 	renderSkyHaze(origin, camHeightLocal);    
-    renderStars();
+    renderStars(origin);
     renderHeavenlyBodies();	
 	renderSkyClouds(origin, camHeightLocal, cloud_shader);
 
diff --git a/indra/newview/lldrawpoolwlsky.h b/indra/newview/lldrawpoolwlsky.h
index a4f176d6db..324886ed42 100644
--- a/indra/newview/lldrawpoolwlsky.h
+++ b/indra/newview/lldrawpoolwlsky.h
@@ -78,8 +78,8 @@ private:
 	void renderSkyHazeDeferred(const LLVector3& camPosLocal, F32 camHeightLocal) const;
     void renderSkyCloudsDeferred(const LLVector3& camPosLocal, F32 camHeightLocal, LLGLSLShader* cloudshader) const;
 
-    void renderStarsDeferred(void) const;
-	void renderStars(void) const;
+    void renderStarsDeferred(const LLVector3& camPosLocal) const;
+	void renderStars(const LLVector3& camPosLocal) const;
 	void renderHeavenlyBodies();    
 };
 
diff --git a/indra/newview/lldynamictexture.cpp b/indra/newview/lldynamictexture.cpp
index 89c20904c1..8b8273d183 100644
--- a/indra/newview/lldynamictexture.cpp
+++ b/indra/newview/lldynamictexture.cpp
@@ -56,13 +56,6 @@ LLViewerDynamicTexture::LLViewerDynamicTexture(S32 width, S32 height, S32 compon
 {
 	llassert((1 <= components) && (components <= 4));
 
-	if(gGLManager.mDebugGPU)
-	{
-		if(components == 3)
-		{
-			mComponents = 4 ; //convert to 32bits.
-		}
-	}
 	generateGLTexture();
 
 	llassert( 0 <= order && order < ORDER_COUNT );
@@ -211,7 +204,7 @@ void LLViewerDynamicTexture::postRender(BOOL success)
 BOOL LLViewerDynamicTexture::updateAllInstances()
 {
 	sNumRenders = 0;
-	if (gGLManager.mIsDisabled || LLPipeline::sMemAllocationThrottled)
+	if (gGLManager.mIsDisabled)
 	{
 		return TRUE;
 	}
diff --git a/indra/newview/llfavoritesbar.cpp b/indra/newview/llfavoritesbar.cpp
index 347997a69a..7a887a2549 100644
--- a/indra/newview/llfavoritesbar.cpp
+++ b/indra/newview/llfavoritesbar.cpp
@@ -384,6 +384,8 @@ LLFavoritesBarCtrl::LLFavoritesBarCtrl(const LLFavoritesBarCtrl::Params& p)
 	mUpdateDropDownItems(true),
 	mRestoreOverflowMenu(false),
 	mGetPrevItems(true),
+	mMouseX(0),
+	mMouseY(0),
 	mItemsChangedTimer()
 {
 	// Register callback for menus with current registrar (will be parent panel's registrar)
@@ -399,7 +401,7 @@ LLFavoritesBarCtrl::LLFavoritesBarCtrl(const LLFavoritesBarCtrl::Params& p)
 	//make chevron button                                                                                                                               
 	LLTextBox::Params more_button_params(p.more_button);
 	mMoreTextBox = LLUICtrlFactory::create<LLTextBox> (more_button_params);
-	mMoreTextBox->setClickedCallback(boost::bind(&LLFavoritesBarCtrl::showDropDownMenu, this));
+	mMoreTextBox->setClickedCallback(boost::bind(&LLFavoritesBarCtrl::onMoreTextBoxClicked, this));
 	addChild(mMoreTextBox);
 
 	mDropDownItemsCount = 0;
@@ -975,6 +977,12 @@ BOOL LLFavoritesBarCtrl::collectFavoriteItems(LLInventoryModel::item_array_t &it
 	return TRUE;
 }
 
+void LLFavoritesBarCtrl::onMoreTextBoxClicked()
+{
+	LLUI::getInstance()->getMousePositionScreen(&mMouseX, &mMouseY);
+	showDropDownMenu();
+}
+
 void LLFavoritesBarCtrl::showDropDownMenu()
 {
 	if (mOverflowMenuHandle.isDead())
@@ -1130,7 +1138,7 @@ void LLFavoritesBarCtrl::positionAndShowMenu(LLToggleableMenu* menu)
 		}
 	}
 
-	LLMenuGL::showPopup(this, menu, menu_x, menu_y);
+	LLMenuGL::showPopup(this, menu, menu_x, menu_y, mMouseX, mMouseY);
 }
 
 void LLFavoritesBarCtrl::onButtonClick(LLUUID item_id)
diff --git a/indra/newview/llfavoritesbar.h b/indra/newview/llfavoritesbar.h
index 571208aa31..868f1c83c8 100644
--- a/indra/newview/llfavoritesbar.h
+++ b/indra/newview/llfavoritesbar.h
@@ -96,6 +96,8 @@ protected:
 	
 	void showDropDownMenu();
 
+	void onMoreTextBoxClicked();
+
 	LLHandle<LLView> mOverflowMenuHandle;
 	LLHandle<LLView> mContextMenuHandle;
 
@@ -163,6 +165,9 @@ private:
 
 	BOOL mTabsHighlightEnabled;
 
+	S32 mMouseX;
+	S32 mMouseY;
+
 	boost::signals2::connection mEndDragConnection;
 };
 
diff --git a/indra/newview/llfeaturemanager.cpp b/indra/newview/llfeaturemanager.cpp
index d915a9fd26..e6bbe234b3 100644
--- a/indra/newview/llfeaturemanager.cpp
+++ b/indra/newview/llfeaturemanager.cpp
@@ -379,22 +379,6 @@ F32 gpu_benchmark();
 
 #if LL_WINDOWS
 
-static const U32 STATUS_MSC_EXCEPTION = 0xE06D7363; // compiler specific
-
-U32 exception_benchmark_filter(U32 code, struct _EXCEPTION_POINTERS *exception_infop)
-{
-    if (code == STATUS_MSC_EXCEPTION)
-    {
-        // C++ exception, go on
-        return EXCEPTION_CONTINUE_SEARCH;
-    }
-    else
-    {
-        // handle it
-        return EXCEPTION_EXECUTE_HANDLER;
-    }
-}
-
 F32 logExceptionBenchmark()
 {
     // Todo: make a wrapper/class for SEH exceptions
@@ -403,7 +387,7 @@ F32 logExceptionBenchmark()
     {
         gbps = gpu_benchmark();
     }
-    __except (exception_benchmark_filter(GetExceptionCode(), GetExceptionInformation()))
+    __except (msc_exception_filter(GetExceptionCode(), GetExceptionInformation()))
     {
         // convert to C++ styled exception
         char integer_string[32];
@@ -771,12 +755,7 @@ void LLFeatureManager::applyBaseMasks()
 		maskFeatures("RAM256MB");
 	}
 	
-#if LL_SOLARIS && defined(__sparc) 	//  even low MHz SPARCs are fast
-#error The 800 is hinky. Would something like a LL_MIN_MHZ make more sense here?
-	if (gSysCPU.getMHz() < 800)
-#else
 	if (gSysCPU.getMHz() < 1100)
-#endif
 	{
 		maskFeatures("CPUSlow");
 	}
diff --git a/indra/newview/llfilepicker.cpp b/indra/newview/llfilepicker.cpp
index b6fd70452e..3669fb1eeb 100644
--- a/indra/newview/llfilepicker.cpp
+++ b/indra/newview/llfilepicker.cpp
@@ -40,7 +40,7 @@
 #include "llwindowsdl.h" // for some X/GTK utils to help with filepickers
 #endif // LL_SDL
 
-#if LL_LINUX || LL_SOLARIS
+#if LL_LINUX
 #include "llhttpconstants.h"    // file picker uses some of thes constants on Linux
 #endif
 
@@ -939,7 +939,7 @@ BOOL LLFilePicker::getSaveFile(ESaveFilter filter, const std::string& filename,
 }
 //END LL_DARWIN
 
-#elif LL_LINUX || LL_SOLARIS
+#elif LL_LINUX
 
 # if LL_GTK
 
@@ -1504,4 +1504,4 @@ BOOL LLFilePicker::getMultipleOpenFiles( ELoadFilter filter, bool blocking)
 	return FALSE;
 }
 
-#endif // LL_LINUX || LL_SOLARIS
+#endif // LL_LINUX
diff --git a/indra/newview/llfloaterbuy.cpp b/indra/newview/llfloaterbuy.cpp
index 4d3ebcda1e..ea93d3bfaa 100644
--- a/indra/newview/llfloaterbuy.cpp
+++ b/indra/newview/llfloaterbuy.cpp
@@ -49,7 +49,8 @@
 #include "lltrans.h"
 
 LLFloaterBuy::LLFloaterBuy(const LLSD& key)
-:	LLFloater(key)
+:	LLFloater(key),
+	mSelectionUpdateSlot()
 {
 }
 
@@ -179,12 +180,19 @@ void LLFloaterBuy::show(const LLSaleInfo& sale_info)
 	floater->getChild<LLUICtrl>("buy_text")->setTextArg("[AMOUNT]", llformat("%d", sale_info.getSalePrice()));
 	floater->getChild<LLUICtrl>("buy_name_text")->setTextArg("[NAME]", owner_name);
 
+	floater->showViews(true);
+
 	// Must do this after the floater is created, because
 	// sometimes the inventory is already there and 
 	// the callback is called immediately.
 	LLViewerObject* obj = selection->getFirstRootObject();
 	floater->registerVOInventoryListener(obj,NULL);
 	floater->requestVOInventory();
+
+	if (!floater->mSelectionUpdateSlot.connected())
+	{
+		floater->mSelectionUpdateSlot = LLSelectMgr::getInstance()->mUpdateSignal.connect(boost::bind(&LLFloaterBuy::onSelectionChanged, floater));
+	}
 }
 
 void LLFloaterBuy::inventoryChanged(LLViewerObject* obj,
@@ -280,6 +288,30 @@ void LLFloaterBuy::inventoryChanged(LLViewerObject* obj,
 	removeVOInventoryListener();
 }
 
+void LLFloaterBuy::onSelectionChanged()
+{
+	
+	if (LLSelectMgr::getInstance()->getEditSelection()->getRootObjectCount() == 0)
+	{
+		removeVOInventoryListener();
+		closeFloater();
+	}
+	else if (LLSelectMgr::getInstance()->getEditSelection()->getRootObjectCount() > 1)
+	{
+		removeVOInventoryListener();
+		showViews(false);
+		reset();
+		setTitle(getString("mupliple_selected"));
+	}
+}
+
+void LLFloaterBuy::showViews(bool show)
+{
+	getChild<LLUICtrl>("buy_btn")->setEnabled(show);
+	getChild<LLUICtrl>("buy_text")->setVisible(show);
+	getChild<LLUICtrl>("buy_name_text")->setVisible(show);
+}
+
 void LLFloaterBuy::onClickBuy()
 {
 	// Put the items where we put new folders.
@@ -303,5 +335,10 @@ void LLFloaterBuy::onClickCancel()
 // virtual
 void LLFloaterBuy::onClose(bool app_quitting)
 {
+	if (mSelectionUpdateSlot.connected())
+	{
+		mSelectionUpdateSlot.disconnect();
+	}
+
 	mObjectSelection.clear();
 }
diff --git a/indra/newview/llfloaterbuy.h b/indra/newview/llfloaterbuy.h
index 3ec642dee1..e83b3c6ba6 100644
--- a/indra/newview/llfloaterbuy.h
+++ b/indra/newview/llfloaterbuy.h
@@ -63,12 +63,17 @@ protected:
 								 S32 serial_num,
 								 void* data);
 
+	void onSelectionChanged();
+	void showViews(bool show);
+
 	void onClickBuy();
 	void onClickCancel();
 
 private:
 	LLSafeHandle<LLObjectSelection>	mObjectSelection;
 	LLSaleInfo mSaleInfo;
+
+	boost::signals2::connection mSelectionUpdateSlot;
 };
 
 #endif
diff --git a/indra/newview/llfloatercamera.cpp b/indra/newview/llfloatercamera.cpp
index d574f1433f..3b192ff81b 100644
--- a/indra/newview/llfloatercamera.cpp
+++ b/indra/newview/llfloatercamera.cpp
@@ -457,6 +457,7 @@ void LLFloaterCamera::switchMode(ECameraControlMode mode)
 
 	switch (mode)
 	{
+	case CAMERA_CTRL_MODE_PRESETS:
 	case CAMERA_CTRL_MODE_PAN:
 		sFreeCamera = false;
 		clear_camera_tool();
@@ -467,13 +468,6 @@ void LLFloaterCamera::switchMode(ECameraControlMode mode)
 		activate_camera_tool();
 		break;
 
-	case CAMERA_CTRL_MODE_PRESETS:
-		if(sFreeCamera)
-		{
-			switchMode(CAMERA_CTRL_MODE_FREE_CAMERA);
-		}
-		break;
-
 	default:
 		//normally we won't occur here
 		llassert_always(FALSE);
@@ -528,7 +522,6 @@ void LLFloaterCamera::onClickCameraItem(const LLSD& param)
 		{
 			camera_floater->switchMode(CAMERA_CTRL_MODE_FREE_CAMERA);
 			camera_floater->updateItemsSelection();
-			camera_floater->fromFreeToPresets();
 		}
 	}
 	else
@@ -586,15 +579,7 @@ void LLFloaterCamera::switchToPreset(const std::string& name)
 	if (camera_floater)
 	{
 		camera_floater->updateItemsSelection();
-		camera_floater->fromFreeToPresets();
-	}
-}
-
-void LLFloaterCamera::fromFreeToPresets()
-{
-	if (!sFreeCamera && mCurrMode == CAMERA_CTRL_MODE_FREE_CAMERA && mPrevMode == CAMERA_CTRL_MODE_PRESETS)
-	{
-		switchMode(CAMERA_CTRL_MODE_PRESETS);
+		camera_floater->switchMode(CAMERA_CTRL_MODE_PRESETS);
 	}
 }
 
diff --git a/indra/newview/llfloatercamera.h b/indra/newview/llfloatercamera.h
index 9440f50c3f..a69b87ad16 100644
--- a/indra/newview/llfloatercamera.h
+++ b/indra/newview/llfloatercamera.h
@@ -69,10 +69,6 @@ public:
 	/*switch to one of the camera presets (front, rear, side)*/
 	static void switchToPreset(const std::string& name);
 
-	/* move to CAMERA_CTRL_MODE_PRESETS from CAMERA_CTRL_MODE_FREE_CAMERA if we are on presets panel and
-	   are not in free camera mode*/
-	void fromFreeToPresets();
-
 	virtual void onOpen(const LLSD& key);
 	virtual void onClose(bool app_quitting);
 
diff --git a/indra/newview/llfloatereditenvironmentbase.cpp b/indra/newview/llfloatereditenvironmentbase.cpp
new file mode 100644
index 0000000000..e888144b6a
--- /dev/null
+++ b/indra/newview/llfloatereditenvironmentbase.cpp
@@ -0,0 +1,479 @@
+/** 
+ * @file llfloatereditenvironmentbase.cpp
+ * @brief Floaters to create and edit fixed settings for sky and water.
+ *
+ * $LicenseInfo:firstyear=2011&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2011, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "llfloatereditenvironmentbase.h"
+
+#include <boost/make_shared.hpp>
+
+// libs
+#include "llnotifications.h"
+#include "llnotificationsutil.h"
+#include "llfilepicker.h"
+#include "llsettingspicker.h"
+#include "llviewerparcelmgr.h"
+
+// newview
+#include "llsettingssky.h"
+#include "llsettingswater.h"
+
+#include "llenvironment.h"
+#include "llagent.h"
+#include "llparcel.h"
+
+#include "llsettingsvo.h"
+#include "llinventorymodel.h"
+
+namespace
+{
+    const std::string ACTION_APPLY_LOCAL("apply_local");
+    const std::string ACTION_APPLY_PARCEL("apply_parcel");
+    const std::string ACTION_APPLY_REGION("apply_region");
+}
+
+//=========================================================================
+const std::string LLFloaterEditEnvironmentBase::KEY_INVENTORY_ID("inventory_id");
+
+
+//=========================================================================
+
+class LLFixedSettingCopiedCallback : public LLInventoryCallback
+{
+public:
+    LLFixedSettingCopiedCallback(LLHandle<LLFloater> handle) : mHandle(handle) {}
+
+    virtual void fire(const LLUUID& inv_item_id)
+    {
+        if (!mHandle.isDead())
+        {
+            LLViewerInventoryItem* item = gInventory.getItem(inv_item_id);
+            if (item)
+            {
+                LLFloaterEditEnvironmentBase* floater = (LLFloaterEditEnvironmentBase*)mHandle.get();
+                floater->onInventoryCreated(item->getAssetUUID(), inv_item_id);
+            }
+        }
+    }
+
+private:
+    LLHandle<LLFloater> mHandle;
+};
+
+//=========================================================================
+LLFloaterEditEnvironmentBase::LLFloaterEditEnvironmentBase(const LLSD &key) :
+    LLFloater(key),
+    mInventoryId(),
+    mInventoryItem(nullptr),
+    mIsDirty(false),
+    mCanCopy(false),
+    mCanMod(false),
+    mCanTrans(false),
+    mCanSave(false)
+{
+}
+
+LLFloaterEditEnvironmentBase::~LLFloaterEditEnvironmentBase()
+{
+}
+
+void LLFloaterEditEnvironmentBase::onFocusReceived()
+{
+    if (isInVisibleChain())
+    {
+        updateEditEnvironment();
+        LLEnvironment::instance().setSelectedEnvironment(LLEnvironment::ENV_EDIT, LLEnvironment::TRANSITION_FAST);
+    }
+}
+
+void LLFloaterEditEnvironmentBase::onFocusLost()
+{
+}
+
+void LLFloaterEditEnvironmentBase::loadInventoryItem(const LLUUID  &inventoryId, bool can_trans)
+{
+    if (inventoryId.isNull())
+    {
+        mInventoryItem = nullptr;
+        mInventoryId.setNull();
+        mCanMod = true;
+        mCanCopy = true;
+        mCanTrans = true;
+        return;
+    }
+
+    mInventoryId = inventoryId;
+    LL_INFOS("SETTINGS") << "Setting edit inventory item to " << mInventoryId << "." << LL_ENDL;
+    mInventoryItem = gInventory.getItem(mInventoryId);
+
+    if (!mInventoryItem)
+    {
+        LL_WARNS("SETTINGS") << "Could not find inventory item with Id = " << mInventoryId << LL_ENDL;
+        LLNotificationsUtil::add("CantFindInvItem");
+        closeFloater();
+
+        mInventoryId.setNull();
+        mInventoryItem = nullptr;
+        return;
+    }
+
+    if (mInventoryItem->getAssetUUID().isNull())
+    {
+        LL_WARNS("ENVIRONMENT") << "Asset ID in inventory item is NULL (" << mInventoryId << ")" << LL_ENDL;
+        LLNotificationsUtil::add("UnableEditItem");
+        closeFloater();
+
+        mInventoryId.setNull();
+        mInventoryItem = nullptr;
+        return;
+    }
+
+    mCanSave = true;
+    mCanCopy = mInventoryItem->getPermissions().allowCopyBy(gAgent.getID());
+    mCanMod = mInventoryItem->getPermissions().allowModifyBy(gAgent.getID());
+    mCanTrans = can_trans && mInventoryItem->getPermissions().allowOperationBy(PERM_TRANSFER, gAgent.getID());
+
+    mExpectingAssetId = mInventoryItem->getAssetUUID();
+    LLSettingsVOBase::getSettingsAsset(mInventoryItem->getAssetUUID(),
+        [this](LLUUID asset_id, LLSettingsBase::ptr_t settings, S32 status, LLExtStat) { onAssetLoaded(asset_id, settings, status); });
+}
+
+
+void LLFloaterEditEnvironmentBase::checkAndConfirmSettingsLoss(LLFloaterEditEnvironmentBase::on_confirm_fn cb)
+{
+    if (isDirty())
+    {
+        LLSD args(LLSDMap("TYPE", getEditSettings()->getSettingsType())
+            ("NAME", getEditSettings()->getName()));
+
+        // create and show confirmation textbox
+        LLNotificationsUtil::add("SettingsConfirmLoss", args, LLSD(),
+            [cb](const LLSD&notif, const LLSD&resp)
+            {
+                S32 opt = LLNotificationsUtil::getSelectedOption(notif, resp);
+                if (opt == 0)
+                    cb();
+            });
+    }
+    else if (cb)
+    {
+        cb();
+    }
+}
+
+void LLFloaterEditEnvironmentBase::onAssetLoaded(LLUUID asset_id, LLSettingsBase::ptr_t settings, S32 status)
+{
+    if (asset_id != mExpectingAssetId)
+    {
+        LL_WARNS("ENVDAYEDIT") << "Expecting {" << mExpectingAssetId << "} got {" << asset_id << "} - throwing away." << LL_ENDL;
+        return;
+    }
+    mExpectingAssetId.setNull();
+    clearDirtyFlag();
+
+    if (!settings || status)
+    {
+        LLSD args;
+        args["NAME"] = (mInventoryItem) ? mInventoryItem->getName() : asset_id.asString();
+        LLNotificationsUtil::add("FailedToFindSettings", args);
+        closeFloater();
+        return;
+    }
+
+    if (settings->getFlag(LLSettingsBase::FLAG_NOSAVE))
+    {
+        mCanSave = false;
+        mCanCopy = false;
+        mCanMod = false;
+        mCanTrans = false;
+    }
+    else
+    {
+        if (mInventoryItem)
+            settings->setName(mInventoryItem->getName());
+
+        if (mCanCopy)
+            settings->clearFlag(LLSettingsBase::FLAG_NOCOPY);
+        else
+            settings->setFlag(LLSettingsBase::FLAG_NOCOPY);
+
+        if (mCanMod)
+            settings->clearFlag(LLSettingsBase::FLAG_NOMOD);
+        else
+            settings->setFlag(LLSettingsBase::FLAG_NOMOD);
+
+        if (mCanTrans)
+            settings->clearFlag(LLSettingsBase::FLAG_NOTRANS);
+        else
+            settings->setFlag(LLSettingsBase::FLAG_NOTRANS);
+    }
+
+    setEditSettingsAndUpdate(settings);
+}
+
+void LLFloaterEditEnvironmentBase::onButtonImport()
+{
+    checkAndConfirmSettingsLoss([this](){ doImportFromDisk(); });
+}
+
+void LLFloaterEditEnvironmentBase::onSaveAsCommit(const LLSD& notification, const LLSD& response, const LLSettingsBase::ptr_t &settings)
+{
+    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
+    if (0 == option)
+    {
+        std::string settings_name = response["message"].asString();
+
+        LLInventoryObject::correctInventoryName(settings_name);
+        if (settings_name.empty())
+        {
+            // Ideally notification should disable 'OK' button if name won't fit our requirements,
+            // for now either display notification, or use some default name
+            settings_name = "Unnamed";
+        }
+
+        if (mCanMod)
+        {
+            doApplyCreateNewInventory(settings_name, settings);
+        }
+        else if (mInventoryItem)
+        {
+            const LLUUID &marketplacelistings_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_MARKETPLACE_LISTINGS, false);
+            LLUUID parent_id = mInventoryItem->getParentUUID();
+            if (marketplacelistings_id == parent_id)
+            {
+                parent_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_SETTINGS);
+            }
+
+            LLPointer<LLInventoryCallback> cb = new LLFixedSettingCopiedCallback(getHandle());
+            copy_inventory_item(
+                gAgent.getID(),
+                mInventoryItem->getPermissions().getOwner(),
+                mInventoryItem->getUUID(),
+                parent_id,
+                settings_name,
+                cb);
+        }
+        else
+        {
+            LL_WARNS() << "Failed to copy fixed env setting" << LL_ENDL;
+        }
+    }
+}
+
+void LLFloaterEditEnvironmentBase::onClickCloseBtn(bool app_quitting)
+{
+    if (!app_quitting)
+        checkAndConfirmSettingsLoss([this](){ closeFloater(); clearDirtyFlag(); });
+    else
+        closeFloater();
+}
+
+void LLFloaterEditEnvironmentBase::doApplyCreateNewInventory(std::string settings_name, const LLSettingsBase::ptr_t &settings)
+{
+    if (mInventoryItem)
+    {
+        LLUUID parent_id = mInventoryItem->getParentUUID();
+        U32 next_owner_perm = mInventoryItem->getPermissions().getMaskNextOwner();
+        LLSettingsVOBase::createInventoryItem(settings, next_owner_perm, parent_id, settings_name,
+            [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryCreated(asset_id, inventory_id, results); });
+    }
+    else
+    {
+        LLUUID parent_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_SETTINGS);
+        // This method knows what sort of settings object to create.
+        LLSettingsVOBase::createInventoryItem(settings, parent_id, settings_name,
+            [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryCreated(asset_id, inventory_id, results); });
+    }
+}
+
+void LLFloaterEditEnvironmentBase::doApplyUpdateInventory(const LLSettingsBase::ptr_t &settings)
+{
+    LL_DEBUGS("ENVEDIT") << "Update inventory for " << mInventoryId << LL_ENDL;
+    if (mInventoryId.isNull())
+    {
+        LLSettingsVOBase::createInventoryItem(settings, gInventory.findCategoryUUIDForType(LLFolderType::FT_SETTINGS), std::string(),
+            [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryCreated(asset_id, inventory_id, results); });
+    }
+    else
+    {
+        LLSettingsVOBase::updateInventoryItem(settings, mInventoryId,
+            [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryUpdated(asset_id, inventory_id, results); });
+    }
+}
+
+void LLFloaterEditEnvironmentBase::doApplyEnvironment(const std::string &where, const LLSettingsBase::ptr_t &settings)
+{
+    U32 flags(0);
+
+    if (mInventoryItem)
+    {
+        if (!mInventoryItem->getPermissions().allowOperationBy(PERM_MODIFY, gAgent.getID()))
+            flags |= LLSettingsBase::FLAG_NOMOD;
+        if (!mInventoryItem->getPermissions().allowOperationBy(PERM_TRANSFER, gAgent.getID()))
+            flags |= LLSettingsBase::FLAG_NOTRANS;
+    }
+
+    flags |= settings->getFlags();
+    settings->setFlag(flags);
+
+    if (where == ACTION_APPLY_LOCAL)
+    {
+        settings->setName("Local"); // To distinguish and make sure there is a name. Safe, because this is a copy.
+        LLEnvironment::instance().setEnvironment(LLEnvironment::ENV_LOCAL, settings);
+    }
+    else if (where == ACTION_APPLY_PARCEL)
+    {
+        LLParcel *parcel(LLViewerParcelMgr::instance().getAgentOrSelectedParcel());
+
+        if ((!parcel) || (parcel->getLocalID() == INVALID_PARCEL_ID))
+        {
+            LL_WARNS("ENVIRONMENT") << "Can not identify parcel. Not applying." << LL_ENDL;
+            LLNotificationsUtil::add("WLParcelApplyFail");
+            return;
+        }
+
+        if (mInventoryItem && !isDirty())
+        {
+            LLEnvironment::instance().updateParcel(parcel->getLocalID(), mInventoryItem->getAssetUUID(), mInventoryItem->getName(), LLEnvironment::NO_TRACK, -1, -1, flags);
+        }
+        else if (settings->getSettingsType() == "sky")
+        {
+            LLEnvironment::instance().updateParcel(parcel->getLocalID(), std::static_pointer_cast<LLSettingsSky>(settings), -1, -1);
+        }
+        else if (settings->getSettingsType() == "water")
+        {
+            LLEnvironment::instance().updateParcel(parcel->getLocalID(), std::static_pointer_cast<LLSettingsWater>(settings), -1, -1);
+        }
+        else if (settings->getSettingsType() == "day")
+        {
+            LLEnvironment::instance().updateParcel(parcel->getLocalID(), std::static_pointer_cast<LLSettingsDay>(settings), -1, -1);
+        }
+    }
+    else if (where == ACTION_APPLY_REGION)
+    {
+        if (mInventoryItem && !isDirty())
+        {
+            LLEnvironment::instance().updateRegion(mInventoryItem->getAssetUUID(), mInventoryItem->getName(), LLEnvironment::NO_TRACK, -1, -1, flags);
+        }
+        else if (settings->getSettingsType() == "sky")
+        {
+            LLEnvironment::instance().updateRegion(std::static_pointer_cast<LLSettingsSky>(settings), -1, -1);
+        }
+        else if (settings->getSettingsType() == "water")
+        {
+            LLEnvironment::instance().updateRegion(std::static_pointer_cast<LLSettingsWater>(settings), -1, -1);
+        }
+        else if (settings->getSettingsType() == "day")
+        {
+            LLEnvironment::instance().updateRegion(std::static_pointer_cast<LLSettingsDay>(settings), -1, -1);
+        }
+    }
+    else
+    {
+        LL_WARNS("ENVIRONMENT") << "Unknown apply '" << where << "'" << LL_ENDL;
+        return;
+    }
+
+}
+
+void LLFloaterEditEnvironmentBase::doCloseInventoryFloater(bool quitting)
+{
+    LLFloater* floaterp = mInventoryFloater.get();
+
+    if (floaterp)
+    {
+        floaterp->closeFloater(quitting);
+    }
+}
+
+void LLFloaterEditEnvironmentBase::onInventoryCreated(LLUUID asset_id, LLUUID inventory_id, LLSD results)
+{
+    LL_WARNS("ENVIRONMENT") << "Inventory item " << inventory_id << " has been created with asset " << asset_id << " results are:" << results << LL_ENDL;
+
+    if (inventory_id.isNull() || !results["success"].asBoolean())
+    {
+        LLNotificationsUtil::add("CantCreateInventory");
+        return;
+    }
+    onInventoryCreated(asset_id, inventory_id);
+}
+
+void LLFloaterEditEnvironmentBase::onInventoryCreated(LLUUID asset_id, LLUUID inventory_id)
+{
+    bool can_trans = true;
+    if (mInventoryItem)
+    {
+        LLPermissions perms = mInventoryItem->getPermissions();
+
+        LLInventoryItem *created_item = gInventory.getItem(mInventoryId);
+
+        if (created_item)
+        {
+            can_trans = perms.allowOperationBy(PERM_TRANSFER, gAgent.getID());
+            created_item->setPermissions(perms);
+            created_item->updateServer(false);
+        }
+    }
+
+    clearDirtyFlag();
+    setFocus(TRUE);                 // Call back the focus...
+    loadInventoryItem(inventory_id, can_trans);
+}
+
+void LLFloaterEditEnvironmentBase::onInventoryUpdated(LLUUID asset_id, LLUUID inventory_id, LLSD results)
+{
+    LL_WARNS("ENVIRONMENT") << "Inventory item " << inventory_id << " has been updated with asset " << asset_id << " results are:" << results << LL_ENDL;
+
+    clearDirtyFlag();
+    if (inventory_id != mInventoryId)
+    {
+        loadInventoryItem(inventory_id);
+    }
+}
+
+void LLFloaterEditEnvironmentBase::onPanelDirtyFlagChanged(bool value)
+{
+    if (value)
+        setDirtyFlag();
+}
+
+//-------------------------------------------------------------------------
+bool LLFloaterEditEnvironmentBase::canUseInventory() const
+{
+    return LLEnvironment::instance().isInventoryEnabled();
+}
+
+bool LLFloaterEditEnvironmentBase::canApplyRegion() const
+{
+    return gAgent.canManageEstate();
+}
+
+bool LLFloaterEditEnvironmentBase::canApplyParcel() const
+{
+    return LLEnvironment::instance().canAgentUpdateParcelEnvironment();
+}
+
+//=========================================================================
diff --git a/indra/newview/llfloatereditenvironmentbase.h b/indra/newview/llfloatereditenvironmentbase.h
new file mode 100644
index 0000000000..7c7cf5bdcd
--- /dev/null
+++ b/indra/newview/llfloatereditenvironmentbase.h
@@ -0,0 +1,148 @@
+/** 
+ * @file llfloatereditenvironmentbase.h
+ * @brief Floaters to create and edit fixed settings for sky and water.
+ *
+ * $LicenseInfo:firstyear=2011&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2011, Linden Research, Inc.
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ * 
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#ifndef LL_FLOATEREDITENVIRONMENTBASE_H
+#define LL_FLOATEREDITENVIRONMENTBASE_H
+
+#include "llfloater.h"
+#include "llsettingsbase.h"
+#include "llflyoutcombobtn.h"
+#include "llinventory.h"
+
+#include "boost/signals2.hpp"
+
+class LLTabContainer;
+class LLButton;
+class LLLineEditor;
+class LLFloaterSettingsPicker;
+class LLFixedSettingCopiedCallback;
+
+class LLFloaterEditEnvironmentBase : public LLFloater
+{
+    LOG_CLASS(LLFloaterEditEnvironmentBase);
+
+    friend class LLFixedSettingCopiedCallback;
+
+public:
+    static const std::string    KEY_INVENTORY_ID;
+
+                            LLFloaterEditEnvironmentBase(const LLSD &key);
+                            ~LLFloaterEditEnvironmentBase();
+
+    virtual void            onFocusReceived()           override;
+    virtual void            onFocusLost()               override;
+    
+    virtual LLSettingsBase::ptr_t   getEditSettings()   const = 0;
+
+    virtual BOOL            isDirty() const override            { return getIsDirty(); }
+
+protected:
+    typedef std::function<void()> on_confirm_fn;
+
+    virtual void            setEditSettingsAndUpdate(const LLSettingsBase::ptr_t &settings) = 0;
+    virtual void            updateEditEnvironment() = 0;
+
+    virtual LLFloaterSettingsPicker *getSettingsPicker() = 0;
+
+    void                    loadInventoryItem(const LLUUID  &inventoryId, bool can_trans = true);
+
+    void                    checkAndConfirmSettingsLoss(on_confirm_fn cb);
+
+    virtual void            doImportFromDisk() = 0;
+    virtual void            doApplyCreateNewInventory(std::string settings_name, const LLSettingsBase::ptr_t &settings);
+    virtual void            doApplyUpdateInventory(const LLSettingsBase::ptr_t &settings);
+    virtual void            doApplyEnvironment(const std::string &where, const LLSettingsBase::ptr_t &settings);
+    void                    doCloseInventoryFloater(bool quitting = false);
+
+    bool                    canUseInventory() const;
+    bool                    canApplyRegion() const;
+    bool                    canApplyParcel() const;
+
+    LLUUID                  mInventoryId;
+    LLInventoryItem *       mInventoryItem;
+    LLHandle<LLFloater>     mInventoryFloater;
+    bool                    mCanCopy;
+    bool                    mCanMod;
+    bool                    mCanTrans;
+    bool                    mCanSave;
+
+    bool                    mIsDirty;
+
+    void                    onInventoryCreated(LLUUID asset_id, LLUUID inventory_id);
+    void                    onInventoryCreated(LLUUID asset_id, LLUUID inventory_id, LLSD results);
+    void                    onInventoryUpdated(LLUUID asset_id, LLUUID inventory_id, LLSD results);
+
+    bool                    getIsDirty() const  { return mIsDirty; }
+    void                    setDirtyFlag()      { mIsDirty = true; }
+    virtual void            clearDirtyFlag() = 0;
+
+    void                    onPanelDirtyFlagChanged(bool);
+
+    virtual void            onClickCloseBtn(bool app_quitting = false) override;
+    void                    onSaveAsCommit(const LLSD& notification, const LLSD& response, const LLSettingsBase::ptr_t &settings);
+    void                    onButtonImport();
+
+    void                    onAssetLoaded(LLUUID asset_id, LLSettingsBase::ptr_t settins, S32 status);
+
+private:
+    LLUUID                  mExpectingAssetId; // for asset load confirmation
+};
+
+class LLSettingsEditPanel : public LLPanel
+{
+public:
+    virtual void setSettings(const LLSettingsBase::ptr_t &) = 0;
+
+    typedef boost::signals2::signal<void(LLPanel *, bool)> on_dirty_charged_sg;
+    typedef boost::signals2::connection connection_t;
+
+    inline bool         getIsDirty() const      { return mIsDirty; }
+    inline void         setIsDirty()            { mIsDirty = true; if (!mOnDirtyChanged.empty()) mOnDirtyChanged(this, mIsDirty); }
+    inline void         clearIsDirty()          { mIsDirty = false; if (!mOnDirtyChanged.empty()) mOnDirtyChanged(this, mIsDirty); }
+
+    inline bool        getCanChangeSettings() const    { return mCanEdit; }
+    inline void        setCanChangeSettings(bool flag) { mCanEdit = flag; }
+
+    inline connection_t setOnDirtyFlagChanged(on_dirty_charged_sg::slot_type cb)    { return mOnDirtyChanged.connect(cb); }
+
+
+protected:
+    LLSettingsEditPanel() :
+        LLPanel(),
+        mIsDirty(false),
+        mOnDirtyChanged()
+    {}
+
+private:
+    void onTextureChanged(LLUUID &inventory_item_id);
+
+    bool                mIsDirty;
+    bool                mCanEdit;
+    
+    on_dirty_charged_sg mOnDirtyChanged;
+};
+
+#endif // LL_FLOATERENVIRONMENTBASE_H
diff --git a/indra/newview/llfloatereditextdaycycle.cpp b/indra/newview/llfloatereditextdaycycle.cpp
index a7c2cbbeaa..0501c287ad 100644
--- a/indra/newview/llfloatereditextdaycycle.cpp
+++ b/indra/newview/llfloatereditextdaycycle.cpp
@@ -125,7 +125,6 @@ namespace {
 }
 
 //=========================================================================
-const std::string LLFloaterEditExtDayCycle::KEY_INVENTORY_ID("inventory_id");
 const std::string LLFloaterEditExtDayCycle::KEY_EDIT_CONTEXT("edit_context");
 const std::string LLFloaterEditExtDayCycle::KEY_DAY_LENGTH("day_length");
 const std::string LLFloaterEditExtDayCycle::KEY_CANMOD("canmod");
@@ -133,7 +132,7 @@ const std::string LLFloaterEditExtDayCycle::KEY_CANMOD("canmod");
 const std::string LLFloaterEditExtDayCycle::VALUE_CONTEXT_INVENTORY("inventory");
 const std::string LLFloaterEditExtDayCycle::VALUE_CONTEXT_PARCEL("parcel");
 const std::string LLFloaterEditExtDayCycle::VALUE_CONTEXT_REGION("region");
-
+/*
 //=========================================================================
 
 class LLDaySettingCopiedCallback : public LLInventoryCallback
@@ -156,12 +155,12 @@ public:
 
 private:
     LLHandle<LLFloater> mHandle;
-};
+};*/
 
 //=========================================================================
 
 LLFloaterEditExtDayCycle::LLFloaterEditExtDayCycle(const LLSD &key) :
-    LLFloater(key),
+    LLFloaterEditEnvironmentBase(key),
     mFlyoutControl(nullptr),
     mDayLength(0),
     mCurrentTrack(1),
@@ -170,19 +169,12 @@ LLFloaterEditExtDayCycle::LLFloaterEditExtDayCycle(const LLSD &key) :
     mFramesSlider(nullptr),
     mCurrentTimeLabel(nullptr),
     mImportButton(nullptr),
-    mInventoryId(),
-    mInventoryItem(nullptr),
     mLoadFrame(nullptr),
     mSkyBlender(),
     mWaterBlender(),
     mScratchSky(),
     mScratchWater(),
     mIsPlaying(false),
-    mIsDirty(false),
-    mCanSave(false),
-    mCanCopy(false),
-    mCanMod(false),
-    mCanTrans(false),
     mCloneTrack(nullptr),
     mLoadTrack(nullptr),
     mClearTrack(nullptr)
@@ -425,19 +417,6 @@ void LLFloaterEditExtDayCycle::onClose(bool app_quitting)
     }
 }
 
-void LLFloaterEditExtDayCycle::onFocusReceived()
-{
-    if (isInVisibleChain())
-    {
-        updateEditEnvironment();
-        LLEnvironment::instance().setSelectedEnvironment(LLEnvironment::ENV_EDIT, LLEnvironment::TRANSITION_FAST);
-    }
-}
-
-void LLFloaterEditExtDayCycle::onFocusLost()
-{
-}
-
 
 void LLFloaterEditExtDayCycle::onVisibilityChange(BOOL new_visibility)
 {
@@ -488,6 +467,10 @@ void LLFloaterEditExtDayCycle::refresh()
     LLFloater::refresh();
 }
 
+void LLFloaterEditExtDayCycle::setEditSettingsAndUpdate(const LLSettingsBase::ptr_t &settings)
+{
+    setEditDayCycle(std::dynamic_pointer_cast<LLSettingsDay>(settings));
+}
 
 void LLFloaterEditExtDayCycle::setEditDayCycle(const LLSettingsDay::ptr_t &pday)
 {
@@ -700,63 +683,6 @@ void LLFloaterEditExtDayCycle::onButtonApply(LLUICtrl *ctrl, const LLSD &data)
     }
 }
 
-void LLFloaterEditExtDayCycle::onSaveAsCommit(const LLSD& notification, const LLSD& response, const LLSettingsDay::ptr_t &day)
-{
-    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
-    if (0 == option)
-    {
-        std::string settings_name = response["message"].asString();
-
-        LLInventoryObject::correctInventoryName(settings_name);
-        if (settings_name.empty())
-        {
-            // Ideally notification should disable 'OK' button if name won't fit our requirements,
-            // for now either display notification, or use some default name
-            settings_name = "Unnamed";
-        }
-
-        if (mCanMod)
-        {
-            doApplyCreateNewInventory(day, settings_name);
-        }
-        else if (mInventoryItem)
-        {
-            const LLUUID &marketplacelistings_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_MARKETPLACE_LISTINGS, false);
-            LLUUID parent_id = mInventoryItem->getParentUUID();
-            if (marketplacelistings_id == parent_id)
-            {
-                parent_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_SETTINGS);
-            }
-
-            LLPointer<LLInventoryCallback> cb = new LLDaySettingCopiedCallback(getHandle());
-            copy_inventory_item(
-                gAgent.getID(),
-                mInventoryItem->getPermissions().getOwner(),
-                mInventoryItem->getUUID(),
-                parent_id,
-                settings_name,
-                cb);
-        }
-        else
-        {
-            LL_WARNS() << "Failed to copy day setting" << LL_ENDL;
-        }
-    }
-}
-
-void LLFloaterEditExtDayCycle::onClickCloseBtn(bool app_quitting /*= false*/)
-{
-    if (!app_quitting)
-        checkAndConfirmSettingsLoss([this](){ closeFloater(); clearDirtyFlag(); });
-    else
-        closeFloater();
-}
-
-void LLFloaterEditExtDayCycle::onButtonImport()
-{
-    checkAndConfirmSettingsLoss([this]() { doImportFromDisk(); });
-}
-
 void LLFloaterEditExtDayCycle::onButtonLoadFrame()
 {
     doOpenInventoryFloater((mCurrentTrack == LLSettingsDay::TRACK_WATER) ? LLSettingsType::ST_WATER : LLSettingsType::ST_SKY, LLUUID::null);
@@ -1053,35 +979,6 @@ void LLFloaterEditExtDayCycle::onFrameSliderMouseUp(S32 x, S32 y, MASK mask)
     selectFrame(sliderpos, LLSettingsDay::DEFAULT_FRAME_SLOP_FACTOR);
 }
 
-
-void LLFloaterEditExtDayCycle::onPanelDirtyFlagChanged(bool value)
-{
-    if (value)
-        setDirtyFlag();
-}
-
-void LLFloaterEditExtDayCycle::checkAndConfirmSettingsLoss(on_confirm_fn cb)
-{
-    if (isDirty())
-    {
-        LLSD args(LLSDMap("TYPE", mEditDay->getSettingsType())
-            ("NAME", mEditDay->getName()));
-
-        // create and show confirmation textbox
-        LLNotificationsUtil::add("SettingsConfirmLoss", args, LLSD(),
-            [cb](const LLSD&notif, const LLSD&resp)
-            {
-                S32 opt = LLNotificationsUtil::getSelectedOption(notif, resp);
-                if (opt == 0)
-                    cb();
-            });
-    }
-    else if (cb)
-    {
-        cb();
-    }
-}
-
 void LLFloaterEditExtDayCycle::onTimeSliderCallback()
 {
     stopPlay();
@@ -1435,106 +1332,6 @@ LLFloaterEditExtDayCycle::connection_t LLFloaterEditExtDayCycle::setEditCommitSi
     return mCommitSignal.connect(cb);
 }
 
-void LLFloaterEditExtDayCycle::loadInventoryItem(const LLUUID  &inventoryId, bool can_trans)
-{
-    if (inventoryId.isNull())
-    {
-        mInventoryItem = nullptr;
-        mInventoryId.setNull();
-        mCanSave = true;
-        mCanCopy = true;
-        mCanMod = true;
-        mCanTrans = true;
-        return;
-    }
-
-    mInventoryId = inventoryId;
-    LL_INFOS("ENVDAYEDIT") << "Setting edit inventory item to " << mInventoryId << "." << LL_ENDL;
-    mInventoryItem = gInventory.getItem(mInventoryId);
-
-    if (!mInventoryItem)
-    {
-        LL_WARNS("ENVDAYEDIT") << "Could not find inventory item with Id = " << mInventoryId << LL_ENDL;
-
-        LLNotificationsUtil::add("CantFindInvItem");
-        closeFloater();
-        mInventoryId.setNull();
-        mInventoryItem = nullptr;
-        return;
-    }
-
-    if (mInventoryItem->getAssetUUID().isNull())
-    {
-        LL_WARNS("ENVDAYEDIT") << "Asset ID in inventory item is NULL (" << mInventoryId << ")" <<  LL_ENDL;
-
-        LLNotificationsUtil::add("UnableEditItem");
-        closeFloater();
-
-        mInventoryId.setNull();
-        mInventoryItem = nullptr;
-        return;
-    }
-
-    mCanSave = true;
-    mCanCopy = mInventoryItem->getPermissions().allowCopyBy(gAgent.getID());
-    mCanMod = mInventoryItem->getPermissions().allowModifyBy(gAgent.getID());
-    mCanTrans = can_trans && mInventoryItem->getPermissions().allowOperationBy(PERM_TRANSFER, gAgent.getID());
-
-    mExpectingAssetId = mInventoryItem->getAssetUUID();
-    LLSettingsVOBase::getSettingsAsset(mInventoryItem->getAssetUUID(),
-        [this](LLUUID asset_id, LLSettingsBase::ptr_t settings, S32 status, LLExtStat) { onAssetLoaded(asset_id, settings, status); });
-}
-
-void LLFloaterEditExtDayCycle::onAssetLoaded(LLUUID asset_id, LLSettingsBase::ptr_t settings, S32 status)
-{
-    if (asset_id != mExpectingAssetId)
-    {
-        LL_WARNS("ENVDAYEDIT") << "Expecting {" << mExpectingAssetId << "} got {" << asset_id << "} - throwing away." << LL_ENDL;
-        return;
-    }
-    mExpectingAssetId.setNull();
-    clearDirtyFlag();
-
-    if (!settings || status)
-    {
-        LLSD args;
-        args["NAME"] = (mInventoryItem) ? mInventoryItem->getName() : asset_id.asString();
-        LLNotificationsUtil::add("FailedToFindSettings", args);
-        closeFloater();
-        return;
-    }
-
-    if (settings->getFlag(LLSettingsBase::FLAG_NOSAVE))
-    {
-        mCanSave = false;
-        mCanCopy = false;
-        mCanMod = false;
-        mCanTrans = false;
-    }
-    else
-    {
-        if (mCanCopy)
-            settings->clearFlag(LLSettingsBase::FLAG_NOCOPY);
-        else
-            settings->setFlag(LLSettingsBase::FLAG_NOCOPY);
-
-        if (mCanMod)
-            settings->clearFlag(LLSettingsBase::FLAG_NOMOD);
-        else
-            settings->setFlag(LLSettingsBase::FLAG_NOMOD);
-
-        if (mCanTrans)
-            settings->clearFlag(LLSettingsBase::FLAG_NOTRANS);
-        else
-            settings->setFlag(LLSettingsBase::FLAG_NOTRANS);
-
-        if (mInventoryItem)
-            settings->setName(mInventoryItem->getName());
-    }
-
-    setEditDayCycle(std::dynamic_pointer_cast<LLSettingsDay>(settings));
-}
-
 void LLFloaterEditExtDayCycle::updateEditEnvironment(void)
 {
     if (!mEditDay)
@@ -1670,93 +1467,6 @@ void LLFloaterEditExtDayCycle::reblendSettings()
     mWaterBlender->setPosition(position);    
 }
 
-void LLFloaterEditExtDayCycle::doApplyCreateNewInventory(const LLSettingsDay::ptr_t &day, std::string settings_name)
-{
-    if (mInventoryItem)
-    {
-        LLUUID parent_id = mInventoryItem->getParentUUID();
-        U32 next_owner_perm = mInventoryItem->getPermissions().getMaskNextOwner();
-        LLSettingsVOBase::createInventoryItem(day, next_owner_perm, parent_id, settings_name,
-            [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryCreated(asset_id, inventory_id, results); });
-    }
-    else
-    {
-        LLUUID parent_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_SETTINGS);
-        // This method knows what sort of settings object to create.
-        LLSettingsVOBase::createInventoryItem(day, parent_id, settings_name,
-            [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryCreated(asset_id, inventory_id, results); });
-    }
-}
-
-void LLFloaterEditExtDayCycle::doApplyUpdateInventory(const LLSettingsDay::ptr_t &day)
-{
-    if (mInventoryId.isNull())
-        LLSettingsVOBase::createInventoryItem(day, gInventory.findCategoryUUIDForType(LLFolderType::FT_SETTINGS), std::string(),
-                [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryCreated(asset_id, inventory_id, results); });
-    else
-        LLSettingsVOBase::updateInventoryItem(day, mInventoryId,
-                [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryUpdated(asset_id, inventory_id, results); });
-}
-
-void LLFloaterEditExtDayCycle::doApplyEnvironment(const std::string &where, const LLSettingsDay::ptr_t &day)
-{
-    U32 flags(0);
-
-    if (mInventoryItem)
-    {
-        if (!mInventoryItem->getPermissions().allowOperationBy(PERM_MODIFY, gAgent.getID()))
-            flags |= LLSettingsBase::FLAG_NOMOD;
-        if (!mInventoryItem->getPermissions().allowOperationBy(PERM_TRANSFER, gAgent.getID()))
-            flags |= LLSettingsBase::FLAG_NOTRANS;
-    }
-
-    flags |= day->getFlags();
-    day->setFlag(flags);
-
-    if (where == ACTION_APPLY_LOCAL)
-    {
-        day->setName("Local"); // To distinguish and make sure there is a name. Safe, because this is a copy.
-        LLEnvironment::instance().setEnvironment(LLEnvironment::ENV_LOCAL, day);
-    }
-    else if (where == ACTION_APPLY_PARCEL)
-    {
-        LLParcel *parcel(LLViewerParcelMgr::instance().getAgentOrSelectedParcel());
-
-        if ((!parcel) || (parcel->getLocalID() == INVALID_PARCEL_ID))
-        {
-            LL_WARNS("ENVDAYEDIT") << "Can not identify parcel. Not applying." << LL_ENDL;
-            LLNotificationsUtil::add("WLParcelApplyFail");
-            return;
-        }
-
-        if (mInventoryItem && !isDirty())
-        {
-            LLEnvironment::instance().updateParcel(parcel->getLocalID(), mInventoryItem->getAssetUUID(), mInventoryItem->getName(), LLEnvironment::NO_TRACK, -1, -1, flags);
-        }
-        else
-        {
-            LLEnvironment::instance().updateParcel(parcel->getLocalID(), day, -1, -1);
-        }
-    }
-    else if (where == ACTION_APPLY_REGION)
-    {
-        if (mInventoryItem && !isDirty())
-        {
-            LLEnvironment::instance().updateRegion(mInventoryItem->getAssetUUID(), mInventoryItem->getName(), LLEnvironment::NO_TRACK, -1, -1, flags);
-        }
-        else
-        {
-            LLEnvironment::instance().updateRegion(day, -1, -1);
-        }
-    }
-    else
-    {
-        LL_WARNS("ENVDAYEDIT") << "Unknown apply '" << where << "'" << LL_ENDL;
-        return;
-    }
-
-}
-
 void LLFloaterEditExtDayCycle::doApplyCommit(LLSettingsDay::ptr_t day)
 {
     if (!mCommitSignal.empty())
@@ -1793,51 +1503,6 @@ bool LLFloaterEditExtDayCycle::isAddingFrameAllowed()
     return mFramesSlider->canAddSliders();
 }
 
-void LLFloaterEditExtDayCycle::onInventoryCreated(LLUUID asset_id, LLUUID inventory_id, LLSD results)
-{
-    LL_INFOS("ENVDAYEDIT") << "Inventory item " << inventory_id << " has been created with asset " << asset_id << " results are:" << results << LL_ENDL;
-
-    if (inventory_id.isNull() || !results["success"].asBoolean())
-    {
-        LLNotificationsUtil::add("CantCreateInventory");
-        return;
-    }
-    onInventoryCreated(asset_id, inventory_id);
-}
-
-void LLFloaterEditExtDayCycle::onInventoryCreated(LLUUID asset_id, LLUUID inventory_id)
-{
-    bool can_trans = true;
-    if (mInventoryItem)
-    {
-        LLPermissions perms = mInventoryItem->getPermissions();
-
-        LLInventoryItem *created_item = gInventory.getItem(mInventoryId);
-        
-        if (created_item)
-        {
-            can_trans = perms.allowOperationBy(PERM_TRANSFER, gAgent.getID());
-            created_item->setPermissions(perms);
-            created_item->updateServer(false);
-        }
-    }
-
-    clearDirtyFlag();
-    setFocus(TRUE);                 // Call back the focus...
-    loadInventoryItem(inventory_id, can_trans);
-}
-
-void LLFloaterEditExtDayCycle::onInventoryUpdated(LLUUID asset_id, LLUUID inventory_id, LLSD results)
-{
-    LL_WARNS("ENVDAYEDIT") << "Inventory item " << inventory_id << " has been updated with asset " << asset_id << " results are:" << results << LL_ENDL;
-
-    clearDirtyFlag();
-    if (inventory_id != mInventoryId)
-    {
-        loadInventoryItem(inventory_id);
-    }
-}
-
 void LLFloaterEditExtDayCycle::doImportFromDisk()
 {   // Load a a legacy Windlight XML from disk.
     (new LLFilePickerReplyThread(boost::bind(&LLFloaterEditExtDayCycle::loadSettingFromFile, this, _1), LLFilePicker::FFLOAD_XML, false))->getFile();
@@ -1864,21 +1529,6 @@ void LLFloaterEditExtDayCycle::loadSettingFromFile(const std::vector<std::string
     setEditDayCycle(legacyday);
 }
 
-bool LLFloaterEditExtDayCycle::canUseInventory() const
-{
-    return LLEnvironment::instance().isInventoryEnabled();
-}
-
-bool LLFloaterEditExtDayCycle::canApplyRegion() const
-{
-    return gAgent.canManageEstate();
-}
-
-bool LLFloaterEditExtDayCycle::canApplyParcel() const
-{
-    return LLEnvironment::instance().canAgentUpdateParcelEnvironment();
-}
-
 void LLFloaterEditExtDayCycle::startPlay()
 {
     doCloseInventoryFloater();
@@ -1983,14 +1633,8 @@ void LLFloaterEditExtDayCycle::doCloseTrackFloater(bool quitting)
     }
 }
 
-void LLFloaterEditExtDayCycle::onPickerCommitTrackId(U32 track_id)
+LLFloaterSettingsPicker * LLFloaterEditExtDayCycle::getSettingsPicker()
 {
-    cloneTrack(track_id, mCurrentTrack);
-}
-
-void LLFloaterEditExtDayCycle::doOpenInventoryFloater(LLSettingsType::type_e type, LLUUID curritem)
-{
-//  LLUI::sWindow->setCursor(UI_CURSOR_WAIT);
     LLFloaterSettingsPicker *picker = static_cast<LLFloaterSettingsPicker *>(mInventoryFloater.get());
 
     // Show the dialog
@@ -2003,7 +1647,17 @@ void LLFloaterEditExtDayCycle::doOpenInventoryFloater(LLSettingsType::type_e typ
 
         picker->setCommitCallback([this](LLUICtrl *, const LLSD &data){ onPickerCommitSetting(data["ItemId"].asUUID(), data["Track"].asInteger()); });
     }
+    return picker;
+}
+
+void LLFloaterEditExtDayCycle::onPickerCommitTrackId(U32 track_id)
+{
+    cloneTrack(track_id, mCurrentTrack);
+}
 
+void LLFloaterEditExtDayCycle::doOpenInventoryFloater(LLSettingsType::type_e type, LLUUID curritem)
+{
+    LLFloaterSettingsPicker *picker = getSettingsPicker();
     picker->setSettingsFilter(type);
     picker->setSettingsItemId(curritem);
     if (type == LLSettingsType::ST_DAYCYCLE)
@@ -2018,16 +1672,6 @@ void LLFloaterEditExtDayCycle::doOpenInventoryFloater(LLSettingsType::type_e typ
     picker->setFocus(TRUE);
 }
 
-void LLFloaterEditExtDayCycle::doCloseInventoryFloater(bool quitting)
-{
-    LLFloater* floaterp = mInventoryFloater.get();
-
-    if (floaterp)
-    {
-        floaterp->closeFloater(quitting);
-    }
-}
-
 void LLFloaterEditExtDayCycle::onPickerCommitSetting(LLUUID item_id, S32 track)
 {
     LLSettingsBase::TrackPosition frame(mTimeSlider->getCurSliderValue());
@@ -2118,7 +1762,9 @@ void LLFloaterEditExtDayCycle::onAssetLoadedForInsertion(LLUUID item_id, LLUUID
 
     LLInventoryItem *inv_item = gInventory.getItem(item_id);
 
-    if (inv_item && !inv_item->getPermissions().allowOperationBy(PERM_TRANSFER, gAgent.getID()))
+    if (inv_item
+        && (!inv_item->getPermissions().allowOperationBy(PERM_TRANSFER, gAgent.getID())
+            || !inv_item->getPermissions().allowOperationBy(PERM_COPY, gAgent.getID())))
     {
         // Need to check if item is already no-transfer, otherwise make it no-transfer
         bool no_transfer = false;
diff --git a/indra/newview/llfloatereditextdaycycle.h b/indra/newview/llfloatereditextdaycycle.h
index b6e9fdb14f..9a30fb199f 100644
--- a/indra/newview/llfloatereditextdaycycle.h
+++ b/indra/newview/llfloatereditextdaycycle.h
@@ -32,6 +32,7 @@
 #include <boost/signals2.hpp>
 
 #include "llenvironment.h"
+#include "llfloatereditenvironmentbase.h"
 
 class LLCheckBoxCtrl;
 class LLComboBox;
@@ -50,14 +51,13 @@ typedef std::shared_ptr<LLSettingsBase> LLSettingsBasePtr_t;
 /**
  * Floater for creating or editing a day cycle.
  */
-class LLFloaterEditExtDayCycle : public LLFloater
+class LLFloaterEditExtDayCycle : public LLFloaterEditEnvironmentBase
 {
 	LOG_CLASS(LLFloaterEditExtDayCycle);
 
     friend class LLDaySettingCopiedCallback;
 
 public:
-    static const std::string    KEY_INVENTORY_ID;
     static const std::string    KEY_EDIT_CONTEXT;
     static const std::string    KEY_DAY_LENGTH;
     static const std::string    KEY_CANMOD;
@@ -82,8 +82,8 @@ public:
     virtual BOOL                postBuild() override;
     virtual void                onOpen(const LLSD& key) override;
     virtual void                onClose(bool app_quitting) override;
-    virtual void                onFocusReceived() override;
-    virtual void                onFocusLost() override;
+    //virtual void                onFocusReceived() override;
+    //virtual void                onFocusLost() override;
     virtual void                onVisibilityChange(BOOL new_visibility) override;
 
     connection_t                setEditCommitSignal(edit_commit_signal_t::slot_type cb);
@@ -97,10 +97,13 @@ public:
     LLUUID                      getEditingAssetId() { return mEditDay ? mEditDay->getAssetId() : LLUUID::null; }
     LLUUID                      getEditingInventoryId() { return mInventoryId; }
 
+    virtual LLSettingsBase::ptr_t getEditSettings()   const override { return mEditDay; }
+
 
     BOOL			            handleKeyUp(KEY key, MASK mask, BOOL called_from_parent) override;
 
-    BOOL                        isDirty() const override { return getIsDirty(); } 
+protected:
+    virtual void                setEditSettingsAndUpdate(const LLSettingsBase::ptr_t &settings) override;
 
 private:
     typedef std::function<void()> on_confirm_fn;
@@ -108,8 +111,8 @@ private:
 
 	// flyout response/click
 	void                        onButtonApply(LLUICtrl *ctrl, const LLSD &data);
-    virtual void                onClickCloseBtn(bool app_quitting = false) override;
-    void                        onButtonImport();
+    //virtual void                onClickCloseBtn(bool app_quitting = false) override;
+    //void                        onButtonImport();
     void                        onButtonLoadFrame();
     void                        onAddFrame();
 	void                        onRemoveFrame();
@@ -119,7 +122,6 @@ private:
 	void                        onCommitName(class LLLineEditor* caller, void* user_data);
 	void                        onTrackSelectionCallback(const LLSD& user_data);
 	void                        onPlayActionCallback(const LLSD& user_data);
-	void                        onSaveAsCommit(const LLSD& notification, const LLSD& response, const LLSettingsDay::ptr_t &day);
 	// time slider clicked
 	void                        onTimeSliderCallback();
 	// a frame moved or frame selection changed
@@ -128,10 +130,6 @@ private:
     void                        onFrameSliderMouseDown(S32 x, S32 y, MASK mask);
     void                        onFrameSliderMouseUp(S32 x, S32 y, MASK mask);
 
-    void                        onPanelDirtyFlagChanged(bool);
-
-    void                        checkAndConfirmSettingsLoss(on_confirm_fn cb);
-
     void                        cloneTrack(U32 source_index, U32 dest_index);
     void                        cloneTrack(const LLSettingsDay::ptr_t &source_day, U32 source_index, U32 dest_index);
 	void                        selectTrack(U32 track_index, bool force = false);
@@ -148,25 +146,21 @@ private:
     void                        removeCurrentSliderFrame();
     void                        removeSliderFrame(F32 frame);
 
-    void                        loadInventoryItem(const LLUUID  &inventoryId, bool can_trans = true);
-    void                        onAssetLoaded(LLUUID asset_id, LLSettingsBase::ptr_t settings, S32 status);
-
-    void                        doImportFromDisk();
+    virtual void                doImportFromDisk() override;
     void                        loadSettingFromFile(const std::vector<std::string>& filenames);
-    void                        doApplyCreateNewInventory(const LLSettingsDay::ptr_t &day, std::string settings_name);
-    void                        doApplyUpdateInventory(const LLSettingsDay::ptr_t &day);
-    void                        doApplyEnvironment(const std::string &where, const LLSettingsDay::ptr_t &day);
     void                        doApplyCommit(LLSettingsDay::ptr_t day);
     void                        onInventoryCreated(LLUUID asset_id, LLUUID inventory_id);
     void                        onInventoryCreated(LLUUID asset_id, LLUUID inventory_id, LLSD results);
     void                        onInventoryUpdated(LLUUID asset_id, LLUUID inventory_id, LLSD results);
 
+
     void                        doOpenTrackFloater(const LLSD &args);
     void                        doCloseTrackFloater(bool quitting = false);
+    virtual LLFloaterSettingsPicker* getSettingsPicker() override;
     void                        onPickerCommitTrackId(U32 track_id);
 
     void                        doOpenInventoryFloater(LLSettingsType::type_e type, LLUUID curritem);
-    void                        doCloseInventoryFloater(bool quitting = false);
+    //void                        doCloseInventoryFloater(bool quitting = false);
     void                        onPickerCommitSetting(LLUUID item_id, S32 track);
     void                        onAssetLoadedForInsertion(LLUUID item_id,
                                                           LLUUID asset_id,
@@ -176,11 +170,7 @@ private:
                                                           S32 dest_track,
                                                           LLSettingsBase::TrackPosition dest_frame);
 
-    bool                        canUseInventory() const;
-    bool                        canApplyRegion() const;
-    bool                        canApplyParcel() const;
-
-    void                        updateEditEnvironment();
+    virtual void                updateEditEnvironment() override;
     void                        synchronizeTabs();
     void                        reblendSettings();
 
@@ -193,7 +183,7 @@ private:
 
     bool                        getIsDirty() const  { return mIsDirty; }
     void                        setDirtyFlag()      { mIsDirty = true; }
-    virtual void                clearDirtyFlag();
+    virtual void                clearDirtyFlag() override;
 
     bool                        isRemovingFrameAllowed();
     bool                        isAddingFrameAllowed();
@@ -218,11 +208,8 @@ private:
     LLView*                     mSkyTabLayoutContainer;
     LLView*                     mWaterTabLayoutContainer;
     LLTextBox*                  mCurrentTimeLabel;
-    LLUUID                      mInventoryId;
-    LLInventoryItem *           mInventoryItem;
     LLFlyoutComboBtnCtrl *      mFlyoutControl;
 
-    LLHandle<LLFloater>         mInventoryFloater;
     LLHandle<LLFloater>         mTrackFloater;
 
     LLTrackBlenderLoopingManual::ptr_t  mSkyBlender;
@@ -236,11 +223,6 @@ private:
     LLFrameTimer                mPlayTimer;
     F32                         mPlayStartFrame; // an env frame
     bool                        mIsPlaying;
-    bool                        mIsDirty;
-    bool                        mCanCopy;
-    bool                        mCanMod;
-    bool                        mCanTrans;
-    bool                        mCanSave;
 
     edit_commit_signal_t        mCommitSignal;
 
diff --git a/indra/newview/llfloaterfixedenvironment.cpp b/indra/newview/llfloaterfixedenvironment.cpp
index cd8e0a48e7..41bbd5e8f9 100644
--- a/indra/newview/llfloaterfixedenvironment.cpp
+++ b/indra/newview/llfloaterfixedenvironment.cpp
@@ -81,44 +81,11 @@ namespace
     const std::string XML_FLYOUTMENU_FILE("menu_save_settings.xml");
 }
 
-//=========================================================================
-const std::string LLFloaterFixedEnvironment::KEY_INVENTORY_ID("inventory_id");
-
-
-//=========================================================================
-
-class LLFixedSettingCopiedCallback : public LLInventoryCallback
-{
-public:
-    LLFixedSettingCopiedCallback(LLHandle<LLFloater> handle) : mHandle(handle) {}
-
-    virtual void fire(const LLUUID& inv_item_id)
-    {
-        if (!mHandle.isDead())
-        {
-            LLViewerInventoryItem* item = gInventory.getItem(inv_item_id);
-            if (item)
-            {
-                LLFloaterFixedEnvironment* floater = (LLFloaterFixedEnvironment*)mHandle.get();
-                floater->onInventoryCreated(item->getAssetUUID(), inv_item_id);
-            }
-        }
-    }
-
-private:
-    LLHandle<LLFloater> mHandle;
-};
 
 //=========================================================================
 LLFloaterFixedEnvironment::LLFloaterFixedEnvironment(const LLSD &key) :
-    LLFloater(key),
-    mFlyoutControl(nullptr),
-    mInventoryId(),
-    mInventoryItem(nullptr),
-    mIsDirty(false),
-    mCanCopy(false),
-    mCanMod(false),
-    mCanTrans(false)
+    LLFloaterEditEnvironmentBase(key),
+    mFlyoutControl(nullptr)
 {
 }
 
@@ -176,19 +143,6 @@ void LLFloaterFixedEnvironment::onClose(bool app_quitting)
     syncronizeTabs();
 }
 
-void LLFloaterFixedEnvironment::onFocusReceived()
-{
-    if (isInVisibleChain())
-    {
-        updateEditEnvironment();
-        LLEnvironment::instance().setSelectedEnvironment(LLEnvironment::ENV_EDIT, LLEnvironment::TRANSITION_FAST);
-    }
-}
-
-void LLFloaterFixedEnvironment::onFocusLost()
-{
-}
-
 void LLFloaterFixedEnvironment::refresh()
 {
     if (!mSettings)
@@ -220,6 +174,15 @@ void LLFloaterFixedEnvironment::refresh()
     }
 }
 
+void LLFloaterFixedEnvironment::setEditSettingsAndUpdate(const LLSettingsBase::ptr_t &settings)
+{
+    mSettings = settings; // shouldn't this do buildDeepCloneAndUncompress() ?
+    updateEditEnvironment();
+    syncronizeTabs();
+    refresh();
+    LLEnvironment::instance().updateEnvironment(LLEnvironment::TRANSITION_FAST);
+}
+
 void LLFloaterFixedEnvironment::syncronizeTabs()
 {
     S32 count = mTab->getTabCount();
@@ -250,131 +213,9 @@ LLFloaterSettingsPicker * LLFloaterFixedEnvironment::getSettingsPicker()
     return picker;
 }
 
-void LLFloaterFixedEnvironment::loadInventoryItem(const LLUUID  &inventoryId, bool can_trans)
-{
-    if (inventoryId.isNull())
-    {
-        mInventoryItem = nullptr;
-        mInventoryId.setNull();
-        mCanMod = true;
-        mCanCopy = true;
-        mCanTrans = true;
-        return;
-    }
-
-    mInventoryId = inventoryId;
-    LL_INFOS("SETTINGS") << "Setting edit inventory item to " << mInventoryId << "." << LL_ENDL;
-    mInventoryItem = gInventory.getItem(mInventoryId);
-
-    if (!mInventoryItem)
-    {
-        LL_WARNS("SETTINGS") << "Could not find inventory item with Id = " << mInventoryId << LL_ENDL;
-        LLNotificationsUtil::add("CantFindInvItem");
-        closeFloater();
-
-        mInventoryId.setNull();
-        mInventoryItem = nullptr;
-        return;
-    }
-
-    if (mInventoryItem->getAssetUUID().isNull())
-    {
-        LL_WARNS("ENVIRONMENT") << "Asset ID in inventory item is NULL (" << mInventoryId << ")" << LL_ENDL;
-        LLNotificationsUtil::add("UnableEditItem");
-        closeFloater();
-
-        mInventoryId.setNull();
-        mInventoryItem = nullptr;
-        return;
-    }
-
-    mCanCopy = mInventoryItem->getPermissions().allowCopyBy(gAgent.getID());
-    mCanMod = mInventoryItem->getPermissions().allowModifyBy(gAgent.getID());
-    mCanTrans = can_trans && mInventoryItem->getPermissions().allowOperationBy(PERM_TRANSFER, gAgent.getID());
-
-    LLSettingsVOBase::getSettingsAsset(mInventoryItem->getAssetUUID(),
-        [this](LLUUID asset_id, LLSettingsBase::ptr_t settings, S32 status, LLExtStat) { onAssetLoaded(asset_id, settings, status); });
-}
-
-
-void LLFloaterFixedEnvironment::checkAndConfirmSettingsLoss(LLFloaterFixedEnvironment::on_confirm_fn cb)
-{
-    if (isDirty())
-    {
-        LLSD args(LLSDMap("TYPE", mSettings->getSettingsType())
-            ("NAME", mSettings->getName()));
-
-        // create and show confirmation textbox
-        LLNotificationsUtil::add("SettingsConfirmLoss", args, LLSD(),
-            [cb](const LLSD&notif, const LLSD&resp)
-            {
-                S32 opt = LLNotificationsUtil::getSelectedOption(notif, resp);
-                if (opt == 0)
-                    cb();
-            });
-    }
-    else if (cb)
-    {
-        cb();
-    }
-}
-
 void LLFloaterFixedEnvironment::onPickerCommitSetting(LLUUID item_id)
 {
     loadInventoryItem(item_id);
-//     mInventoryId = item_id;
-//     mInventoryItem = gInventory.getItem(mInventoryId);
-// 
-//     mCanCopy = mInventoryItem->getPermissions().allowCopyBy(gAgent.getID());
-//     mCanMod = mInventoryItem->getPermissions().allowModifyBy(gAgent.getID());
-//     mCanTrans = mInventoryItem->getPermissions().allowOperationBy(PERM_TRANSFER, gAgent.getID());
-// 
-//     LLSettingsVOBase::getSettingsAsset(mInventoryItem->getAssetUUID(),
-//         [this](LLUUID asset_id, LLSettingsBase::ptr_t settings, S32 status, LLExtStat) { onAssetLoaded(asset_id, settings, status); });
-}
-
-void LLFloaterFixedEnvironment::onAssetLoaded(LLUUID asset_id, LLSettingsBase::ptr_t settings, S32 status)
-{
-    if (mInventoryItem && mInventoryItem->getAssetUUID() != asset_id)
-    {
-        LL_WARNS("ENVIRONMENT") << "Discarding obsolete asset callback" << LL_ENDL;
-        return;
-    }
-
-    clearDirtyFlag();
-
-    if (!settings || status)
-    {
-        LLSD args;
-        args["NAME"] = (mInventoryItem) ? mInventoryItem->getName() : asset_id.asString();
-        LLNotificationsUtil::add("FailedToFindSettings", args);
-        closeFloater();
-        return;
-    }
-
-    mSettings = settings;
-    if (mInventoryItem)
-        mSettings->setName(mInventoryItem->getName());
-
-    if (mCanCopy)
-        settings->clearFlag(LLSettingsBase::FLAG_NOCOPY);
-    else
-        settings->setFlag(LLSettingsBase::FLAG_NOCOPY);
-
-    if (mCanMod)
-        settings->clearFlag(LLSettingsBase::FLAG_NOMOD);
-    else
-        settings->setFlag(LLSettingsBase::FLAG_NOMOD);
-
-    if (mCanTrans)
-        settings->clearFlag(LLSettingsBase::FLAG_NOTRANS);
-    else
-        settings->setFlag(LLSettingsBase::FLAG_NOTRANS);
-
-    updateEditEnvironment();
-    syncronizeTabs();
-    refresh();
-    LLEnvironment::instance().updateEnvironment(LLEnvironment::TRANSITION_FAST);
 }
 
 void LLFloaterFixedEnvironment::onNameChanged(const std::string &name)
@@ -473,50 +314,6 @@ void LLFloaterFixedEnvironment::onButtonApply(LLUICtrl *ctrl, const LLSD &data)
     }
 }
 
-void LLFloaterFixedEnvironment::onSaveAsCommit(const LLSD& notification, const LLSD& response, const LLSettingsBase::ptr_t &settings)
-{
-    S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
-    if (0 == option)
-    {
-        std::string settings_name = response["message"].asString();
-
-        LLInventoryObject::correctInventoryName(settings_name);
-        if (settings_name.empty())
-        {
-            // Ideally notification should disable 'OK' button if name won't fit our requirements,
-            // for now either display notification, or use some default name
-            settings_name = "Unnamed";
-        }
-
-        if (mCanMod)
-        {
-            doApplyCreateNewInventory(settings_name, settings);
-        }
-        else if (mInventoryItem)
-        {
-            const LLUUID &marketplacelistings_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_MARKETPLACE_LISTINGS, false);
-            LLUUID parent_id = mInventoryItem->getParentUUID();
-            if (marketplacelistings_id == parent_id)
-            {
-                parent_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_SETTINGS);
-            }
-
-            LLPointer<LLInventoryCallback> cb = new LLFixedSettingCopiedCallback(getHandle());
-            copy_inventory_item(
-                gAgent.getID(),
-                mInventoryItem->getPermissions().getOwner(),
-                mInventoryItem->getUUID(),
-                parent_id,
-                settings_name,
-                cb);
-        }
-        else
-        {
-            LL_WARNS() << "Failed to copy fixed env setting" << LL_ENDL;
-        }
-    }
-}
-
 void LLFloaterFixedEnvironment::onClickCloseBtn(bool app_quitting)
 {
     if (!app_quitting)
@@ -530,116 +327,6 @@ void LLFloaterFixedEnvironment::onButtonLoad()
     checkAndConfirmSettingsLoss([this](){ doSelectFromInventory(); });
 }
 
-void LLFloaterFixedEnvironment::doApplyCreateNewInventory(std::string settings_name, const LLSettingsBase::ptr_t &settings)
-{
-    if (mInventoryItem)
-    {
-        LLUUID parent_id = mInventoryItem->getParentUUID();
-        U32 next_owner_perm = mInventoryItem->getPermissions().getMaskNextOwner();
-        LLSettingsVOBase::createInventoryItem(settings, next_owner_perm, parent_id, settings_name,
-            [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryCreated(asset_id, inventory_id, results); });
-    }
-    else
-    {
-        LLUUID parent_id = gInventory.findCategoryUUIDForType(LLFolderType::FT_SETTINGS);
-        // This method knows what sort of settings object to create.
-        LLSettingsVOBase::createInventoryItem(settings, parent_id, settings_name,
-            [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryCreated(asset_id, inventory_id, results); });
-    }
-}
-
-void LLFloaterFixedEnvironment::doApplyUpdateInventory(const LLSettingsBase::ptr_t &settings)
-{
-    LL_DEBUGS("ENVEDIT") << "Update inventory for " << mInventoryId << LL_ENDL;
-    if (mInventoryId.isNull())
-    {
-        LLSettingsVOBase::createInventoryItem(settings, gInventory.findCategoryUUIDForType(LLFolderType::FT_SETTINGS), std::string(),
-            [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryCreated(asset_id, inventory_id, results); });
-    }
-    else
-    {
-        LLSettingsVOBase::updateInventoryItem(settings, mInventoryId,
-            [this](LLUUID asset_id, LLUUID inventory_id, LLUUID, LLSD results) { onInventoryUpdated(asset_id, inventory_id, results); });
-    }
-}
-
-void LLFloaterFixedEnvironment::doApplyEnvironment(const std::string &where, const LLSettingsBase::ptr_t &settings)
-{
-    U32 flags(0);
-
-    if (mInventoryItem)
-    {
-        if (!mInventoryItem->getPermissions().allowOperationBy(PERM_MODIFY, gAgent.getID()))
-            flags |= LLSettingsBase::FLAG_NOMOD;
-        if (!mInventoryItem->getPermissions().allowOperationBy(PERM_TRANSFER, gAgent.getID()))
-            flags |= LLSettingsBase::FLAG_NOTRANS;
-    }
-
-    flags |= settings->getFlags();
-    settings->setFlag(flags);
-
-    if (where == ACTION_APPLY_LOCAL)
-    {
-        settings->setName("Local"); // To distinguish and make sure there is a name. Safe, because this is a copy.
-        LLEnvironment::instance().setEnvironment(LLEnvironment::ENV_LOCAL, settings);
-    }
-    else if (where == ACTION_APPLY_PARCEL)
-    {
-        LLParcel *parcel(LLViewerParcelMgr::instance().getAgentOrSelectedParcel());
-
-        if ((!parcel) || (parcel->getLocalID() == INVALID_PARCEL_ID))
-        {
-            LL_WARNS("ENVIRONMENT") << "Can not identify parcel. Not applying." << LL_ENDL;
-            LLNotificationsUtil::add("WLParcelApplyFail");
-            return;
-        }
-
-        if (mInventoryItem && !isDirty())
-        {
-            LLEnvironment::instance().updateParcel(parcel->getLocalID(), mInventoryItem->getAssetUUID(), mInventoryItem->getName(), LLEnvironment::NO_TRACK, -1, -1, flags);
-        }
-        else if (settings->getSettingsType() == "sky")
-        {
-            LLEnvironment::instance().updateParcel(parcel->getLocalID(), std::static_pointer_cast<LLSettingsSky>(settings), -1, -1);
-        }
-        else if (settings->getSettingsType() == "water")
-        {
-            LLEnvironment::instance().updateParcel(parcel->getLocalID(), std::static_pointer_cast<LLSettingsWater>(settings), -1, -1);
-        }
-    }
-    else if (where == ACTION_APPLY_REGION)
-    {
-        if (mInventoryItem && !isDirty())
-        {
-            LLEnvironment::instance().updateRegion(mInventoryItem->getAssetUUID(), mInventoryItem->getName(), LLEnvironment::NO_TRACK, -1, -1, flags);
-        }
-        else if (settings->getSettingsType() == "sky")
-        {
-            LLEnvironment::instance().updateRegion(std::static_pointer_cast<LLSettingsSky>(settings), -1, -1);
-        }
-        else if (settings->getSettingsType() == "water")
-        {
-            LLEnvironment::instance().updateRegion(std::static_pointer_cast<LLSettingsWater>(settings), -1, -1);
-        }
-    }
-    else
-    {
-        LL_WARNS("ENVIRONMENT") << "Unknown apply '" << where << "'" << LL_ENDL;
-        return;
-    }
-
-}
-
-void LLFloaterFixedEnvironment::doCloseInventoryFloater(bool quitting)
-{
-    LLFloater* floaterp = mInventoryFloater.get();
-
-    if (floaterp)
-    {
-        floaterp->closeFloater(quitting);
-    }
-}
-
 void LLFloaterFixedEnvironment::onInventoryCreated(LLUUID asset_id, LLUUID inventory_id, LLSD results)
 {
     LL_WARNS("ENVIRONMENT") << "Inventory item " << inventory_id << " has been created with asset " << asset_id << " results are:" << results << LL_ENDL;
@@ -709,28 +396,6 @@ void LLFloaterFixedEnvironment::doSelectFromInventory()
     picker->setFocus(TRUE);
 }
 
-void LLFloaterFixedEnvironment::onPanelDirtyFlagChanged(bool value)
-{
-    if (value)
-        setDirtyFlag();
-}
-
-//-------------------------------------------------------------------------
-bool LLFloaterFixedEnvironment::canUseInventory() const
-{
-    return LLEnvironment::instance().isInventoryEnabled();
-}
-
-bool LLFloaterFixedEnvironment::canApplyRegion() const
-{
-    return gAgent.canManageEstate();
-}
-
-bool LLFloaterFixedEnvironment::canApplyParcel() const
-{
-    return LLEnvironment::instance().canAgentUpdateParcelEnvironment();
-}
-
 //=========================================================================
 LLFloaterFixedEnvironmentWater::LLFloaterFixedEnvironmentWater(const LLSD &key):
     LLFloaterFixedEnvironment(key)
diff --git a/indra/newview/llfloaterfixedenvironment.h b/indra/newview/llfloaterfixedenvironment.h
index 513996c4a3..f35f4a4368 100644
--- a/indra/newview/llfloaterfixedenvironment.h
+++ b/indra/newview/llfloaterfixedenvironment.h
@@ -27,7 +27,7 @@
 #ifndef LL_FLOATERFIXEDENVIRONMENT_H
 #define LL_FLOATERFIXEDENVIRONMENT_H
 
-#include "llfloater.h"
+#include "llfloatereditenvironmentbase.h"
 #include "llsettingsbase.h"
 #include "llflyoutcombobtn.h"
 #include "llinventory.h"
@@ -43,15 +43,10 @@ class LLFixedSettingCopiedCallback;
 /**
  * Floater container for creating and editing fixed environment settings.
  */
-class LLFloaterFixedEnvironment : public LLFloater
+class LLFloaterFixedEnvironment : public LLFloaterEditEnvironmentBase
 {
     LOG_CLASS(LLFloaterFixedEnvironment);
-
-    friend class LLFixedSettingCopiedCallback;
-
 public:
-    static const std::string    KEY_INVENTORY_ID;
-
                             LLFloaterFixedEnvironment(const LLSD &key);
                             ~LLFloaterFixedEnvironment();
 
@@ -59,64 +54,35 @@ public:
     virtual void            onOpen(const LLSD& key)     override;
     virtual void            onClose(bool app_quitting)  override;
 
-    virtual void            onFocusReceived()           override;
-    virtual void            onFocusLost()               override;
-
     void                    setEditSettings(const LLSettingsBase::ptr_t &settings)  { mSettings = settings; clearDirtyFlag(); syncronizeTabs(); refresh(); }
-    LLSettingsBase::ptr_t   getEditSettings()   const                           { return mSettings; }
-
-    virtual BOOL            isDirty() const override            { return getIsDirty(); }
+    virtual LLSettingsBase::ptr_t getEditSettings()   const override                { return mSettings; }
 
 protected:
     typedef std::function<void()> on_confirm_fn;
 
-    virtual void            updateEditEnvironment() = 0;
     virtual void            refresh()                   override;
+    void                    setEditSettingsAndUpdate(const LLSettingsBase::ptr_t &settings) override;
     virtual void            syncronizeTabs();
 
-    LLFloaterSettingsPicker *getSettingsPicker();
-
-    void                    loadInventoryItem(const LLUUID  &inventoryId, bool can_trans = true);
-
-    void                    checkAndConfirmSettingsLoss(on_confirm_fn cb);
+    virtual LLFloaterSettingsPicker *getSettingsPicker() override;
 
     LLTabContainer *        mTab;
     LLLineEditor *          mTxtName;
 
     LLSettingsBase::ptr_t   mSettings;
 
-    virtual void            doImportFromDisk() = 0;
-    virtual void            doApplyCreateNewInventory(std::string settings_name, const LLSettingsBase::ptr_t &settings);
-    virtual void            doApplyUpdateInventory(const LLSettingsBase::ptr_t &settings);
-    virtual void            doApplyEnvironment(const std::string &where, const LLSettingsBase::ptr_t &settings);
-    void                    doCloseInventoryFloater(bool quitting = false);
-
-    bool                    canUseInventory() const;
-    bool                    canApplyRegion() const;
-    bool                    canApplyParcel() const;
-
     LLFlyoutComboBtnCtrl *      mFlyoutControl;
 
-    LLUUID                  mInventoryId;
-    LLInventoryItem *       mInventoryItem;
-    LLHandle<LLFloater>     mInventoryFloater;
-    bool                    mCanCopy;
-    bool                    mCanMod;
-    bool                    mCanTrans;
-
     void                    onInventoryCreated(LLUUID asset_id, LLUUID inventory_id);
     void                    onInventoryCreated(LLUUID asset_id, LLUUID inventory_id, LLSD results);
     void                    onInventoryUpdated(LLUUID asset_id, LLUUID inventory_id, LLSD results);
 
-    bool                    getIsDirty() const  { return mIsDirty; }
-    void                    setDirtyFlag()      { mIsDirty = true; }
-    virtual void            clearDirtyFlag();
+    virtual void            clearDirtyFlag() override;
+    void                    updatePermissionFlags();
 
     void                    doSelectFromInventory();
-    void                    onPanelDirtyFlagChanged(bool);
 
     virtual void            onClickCloseBtn(bool app_quitting = false) override;
-    void                    onSaveAsCommit(const LLSD& notification, const LLSD& response, const LLSettingsBase::ptr_t &settings);
 
 private:
     void                    onNameChanged(const std::string &name);
@@ -126,9 +92,6 @@ private:
     void                    onButtonLoad();
 
     void                    onPickerCommitSetting(LLUUID item_id);
-    void                    onAssetLoaded(LLUUID asset_id, LLSettingsBase::ptr_t settins, S32 status);
-
-    bool                    mIsDirty;
 };
 
 class LLFloaterFixedEnvironmentWater : public LLFloaterFixedEnvironment
@@ -172,36 +135,4 @@ protected:
 private:
 };
 
-class LLSettingsEditPanel : public LLPanel
-{
-public:
-    virtual void setSettings(const LLSettingsBase::ptr_t &) = 0;
-
-    typedef boost::signals2::signal<void(LLPanel *, bool)> on_dirty_charged_sg;
-    typedef boost::signals2::connection connection_t;
-
-    inline bool         getIsDirty() const      { return mIsDirty; }
-    inline void         setIsDirty()            { mIsDirty = true; if (!mOnDirtyChanged.empty()) mOnDirtyChanged(this, mIsDirty); }
-    inline void         clearIsDirty()          { mIsDirty = false; if (!mOnDirtyChanged.empty()) mOnDirtyChanged(this, mIsDirty); }
-
-    inline bool        getCanChangeSettings() const    { return mCanEdit; }
-    inline void        setCanChangeSettings(bool flag) { mCanEdit = flag; }
-
-    inline connection_t setOnDirtyFlagChanged(on_dirty_charged_sg::slot_type cb)    { return mOnDirtyChanged.connect(cb); }
-
-
-protected:
-    LLSettingsEditPanel() :
-        LLPanel(),
-        mIsDirty(false),
-        mOnDirtyChanged()
-    {}
-
-private:
-    bool                mIsDirty;
-    bool                mCanEdit;
-    
-    on_dirty_charged_sg mOnDirtyChanged;
-};
-
 #endif // LL_FLOATERFIXEDENVIRONMENT_H
diff --git a/indra/newview/llfloaterimcontainer.cpp b/indra/newview/llfloaterimcontainer.cpp
index c6e9069d09..9c84fa1991 100644
--- a/indra/newview/llfloaterimcontainer.cpp
+++ b/indra/newview/llfloaterimcontainer.cpp
@@ -59,7 +59,9 @@
 #include "boost/foreach.hpp"
 
 
-const S32 EVENTS_PER_IDLE_LOOP = 100;
+const S32 EVENTS_PER_IDLE_LOOP_CURRENT_SESSION = 80;
+const S32 EVENTS_PER_IDLE_LOOP_BACKGROUND = 40;
+const F32 EVENTS_PER_IDLE_LOOP_MIN_PERCENTAGE = 0.01f; // process a minimum of 1% of total events per frame
 
 //
 // LLFloaterIMContainer
@@ -309,12 +311,15 @@ void LLFloaterIMContainer::addFloater(LLFloater* floaterp,
 
 	
 	LLIconCtrl* icon = 0;
+	bool is_in_group = gAgent.isInGroup(session_id, TRUE);
+	LLUUID icon_id;
 
-	if(gAgent.isInGroup(session_id, TRUE))
+	if (is_in_group)
 	{
 		LLGroupIconCtrl::Params icon_params;
 		icon_params.group_id = session_id;
 		icon = LLUICtrlFactory::instance().create<LLGroupIconCtrl>(icon_params);
+		icon_id = session_id;
 
 		mSessions[session_id] = floaterp;
 		floaterp->mCloseSignal.connect(boost::bind(&LLFloaterIMContainer::onCloseFloater, this, session_id));
@@ -326,11 +331,18 @@ void LLFloaterIMContainer::addFloater(LLFloater* floaterp,
 		LLAvatarIconCtrl::Params icon_params;
 		icon_params.avatar_id = avatar_id;
 		icon = LLUICtrlFactory::instance().create<LLAvatarIconCtrl>(icon_params);
+		icon_id = avatar_id;
 
 		mSessions[session_id] = floaterp;
 		floaterp->mCloseSignal.connect(boost::bind(&LLFloaterIMContainer::onCloseFloater, this, session_id));
 	}
 
+	LLFloaterIMSessionTab* floater = LLFloaterIMSessionTab::getConversation(session_id);
+	if (floater)
+	{
+		floater->updateChatIcon(icon_id);
+	}
+
 	// forced resize of the floater
 	LLRect wrapper_rect = this->mTabContainer->getLocalRect();
 	floaterp->setRect(wrapper_rect);
@@ -416,8 +428,11 @@ void LLFloaterIMContainer::processParticipantsStyleUpdate()
 		while (current_participant_model != end_participant_model)
 		{
 			LLConversationItemParticipant* participant_model = dynamic_cast<LLConversationItemParticipant*>(*current_participant_model);
-			// Get the avatar name for this participant id from the cache and update the model
-			participant_model->updateName();
+            if (participant_model)
+            {
+                // Get the avatar name for this participant id from the cache and update the model
+                participant_model->updateName();
+            }
 			// Next participant
 			current_participant_model++;
 		}
@@ -464,8 +479,11 @@ void LLFloaterIMContainer::idleUpdate()
                 while (current_participant_model != end_participant_model)
                 {
                     LLConversationItemParticipant* participant_model = dynamic_cast<LLConversationItemParticipant*>(*current_participant_model);
-                    participant_model->setModeratorOptionsVisible(is_moderator);
-                    participant_model->setGroupBanVisible(can_ban && participant_model->getUUID() != gAgentID);
+                    if (participant_model)
+                    {
+                        participant_model->setModeratorOptionsVisible(is_moderator);
+                        participant_model->setGroupBanVisible(can_ban && participant_model->getUUID() != gAgentID);
+                    }
 
                     current_participant_model++;
                 }
@@ -498,20 +516,49 @@ void LLFloaterIMContainer::idleUpdate()
 
 void LLFloaterIMContainer::idleProcessEvents()
 {
-	if (!mConversationEventQueue.empty())
-	{
-		S32 events_to_handle = llmin((S32)mConversationEventQueue.size(), EVENTS_PER_IDLE_LOOP);
-		for (S32 i = 0; i < events_to_handle; i++)
-		{
-			handleConversationModelEvent(mConversationEventQueue.back());
-			mConversationEventQueue.pop_back();
-		}
-	}
+    LLUUID current_session_id = getSelectedSession();
+    conversations_items_deque::iterator iter = mConversationEventQueue.begin();
+    conversations_items_deque::iterator end = mConversationEventQueue.end();
+    while (iter != end)
+    {
+        std::deque<LLSD> &events = iter->second;
+        if (!events.empty())
+        {
+            S32 events_to_handle;
+            S32 query_size = (S32)events.size();
+            if (current_session_id == iter->first)
+            {
+                events_to_handle = EVENTS_PER_IDLE_LOOP_CURRENT_SESSION;
+            }
+            else
+            {
+                events_to_handle = EVENTS_PER_IDLE_LOOP_BACKGROUND;
+            }
+
+            if (events_to_handle <= query_size)
+            {
+                // Some groups can be very large and can generate huge amount of updates, scale processing up to keep up
+                events_to_handle = llmax(events_to_handle, (S32)(query_size * EVENTS_PER_IDLE_LOOP_MIN_PERCENTAGE));
+            }
+            else
+            {
+                events_to_handle = query_size;
+            }
+
+            for (S32 i = 0; i < events_to_handle; i++)
+            {
+                handleConversationModelEvent(events.back());
+                events.pop_back();
+            }
+        }
+        iter++;
+    }
 }
 
 bool LLFloaterIMContainer::onConversationModelEvent(const LLSD& event)
 {
-	mConversationEventQueue.push_front(event);
+	LLUUID id = event.get("session_uuid").asUUID();
+	mConversationEventQueue[id].push_front(event);
 	return true;
 }
 
@@ -1816,12 +1863,16 @@ bool LLFloaterIMContainer::removeConversationListItem(const LLUUID& uuid, bool c
 		{
 			new_selection = mConversationsRoot->getPreviousFromChild(widget, FALSE);
 		}
+
+		// Will destroy views and delete models that are not assigned to any views
 		widget->destroyView();
 	}
 	
 	// Suppress the conversation items and widgets from their respective maps
 	mConversationsItems.erase(uuid);
 	mConversationsWidgets.erase(uuid);
+	// Clear event query (otherwise reopening session in some way can bombard session with stale data)
+	mConversationEventQueue.erase(uuid);
 	
 	// Don't let the focus fall IW, select and refocus on the first conversation in the list
 	if (change_focus)
diff --git a/indra/newview/llfloaterimcontainer.h b/indra/newview/llfloaterimcontainer.h
index 468b47f1f1..b4a9d377ab 100644
--- a/indra/newview/llfloaterimcontainer.h
+++ b/indra/newview/llfloaterimcontainer.h
@@ -229,9 +229,10 @@ private:
 	conversations_widgets_map mConversationsWidgets;
 	LLConversationViewModel mConversationViewModel;
 	LLFolderView* mConversationsRoot;
-	LLEventStream mConversationsEventStream; 
+	LLEventStream mConversationsEventStream;
 
-	std::deque<LLSD> mConversationEventQueue;
+	typedef std::map<LLUUID, std::deque<LLSD> > conversations_items_deque;
+	conversations_items_deque mConversationEventQueue;
 
 	LLTimer mParticipantRefreshTimer;
 };
diff --git a/indra/newview/llfloaterimsessiontab.cpp b/indra/newview/llfloaterimsessiontab.cpp
index d604d0a789..7541bb5efe 100644
--- a/indra/newview/llfloaterimsessiontab.cpp
+++ b/indra/newview/llfloaterimsessiontab.cpp
@@ -32,6 +32,8 @@
 #include "llagent.h"
 #include "llagentcamera.h"
 #include "llavataractions.h"
+#include "llavatariconctrl.h"
+#include "llgroupiconctrl.h"
 #include "llchatentry.h"
 #include "llchathistory.h"
 #include "llchiclet.h"
@@ -45,6 +47,9 @@
 #include "llfloaterimnearbychat.h"
 
 const F32 REFRESH_INTERVAL = 1.0f;
+const std::string ICN_GROUP("group_chat_icon");
+const std::string ICN_NEARBY("nearby_chat_icon");
+const std::string ICN_AVATAR("avatar_icon");
 
 void cb_group_do_nothing()
 {
@@ -492,7 +497,10 @@ void LLFloaterIMSessionTab::buildConversationViewParticipant()
 	while (current_participant_model != end_participant_model)
 	{
 		LLConversationItem* participant_model = dynamic_cast<LLConversationItem*>(*current_participant_model);
-		addConversationViewParticipant(participant_model);
+        if (participant_model)
+        {
+            addConversationViewParticipant(participant_model);
+        }
 		current_participant_model++;
 	}
 }
@@ -529,8 +537,7 @@ void LLFloaterIMSessionTab::removeConversationViewParticipant(const LLUUID& part
 	LLFolderViewItem* widget = get_ptr_in_map(mConversationsWidgets,participant_id);
 	if (widget)
 	{
-		mConversationsRoot->extractItem(widget);
-		delete widget;
+		widget->destroyView();
 	}
 	mConversationsWidgets.erase(participant_id);
 }
@@ -700,6 +707,39 @@ void LLFloaterIMSessionTab::updateSessionName(const std::string& name)
 	mInputEditor->setLabel(LLTrans::getString("IM_to_label") + " " + name);
 }
 
+void LLFloaterIMSessionTab::updateChatIcon(const LLUUID& id)
+{
+	if (mSession)
+	{
+		if (mSession->isP2PSessionType())
+		{
+			LLAvatarIconCtrl* icon = getChild<LLAvatarIconCtrl>(ICN_AVATAR);
+			icon->setVisible(true);
+			icon->setValue(id);
+		}
+		if (mSession->isAdHocSessionType())
+		{
+			LLGroupIconCtrl* icon = getChild<LLGroupIconCtrl>(ICN_GROUP);
+			icon->setVisible(true);
+		}
+		if (mSession->isGroupSessionType())
+		{
+			LLGroupIconCtrl* icon = getChild<LLGroupIconCtrl>(ICN_GROUP);
+			icon->setVisible(true);
+			icon->setValue(id);
+		}
+	}
+	else
+	{
+		if (mIsNearbyChat)
+		{
+			LLIconCtrl* icon = getChild<LLIconCtrl>(ICN_NEARBY);
+			icon->setVisible(true);
+		}
+	}
+
+}
+
 void LLFloaterIMSessionTab::hideAllStandardButtons()
 {
 	for (S32 i = 0; i < BUTTON_COUNT; i++)
diff --git a/indra/newview/llfloaterimsessiontab.h b/indra/newview/llfloaterimsessiontab.h
index 5357a14ab9..375461cfc1 100644
--- a/indra/newview/llfloaterimsessiontab.h
+++ b/indra/newview/llfloaterimsessiontab.h
@@ -103,6 +103,8 @@ public:
 	void restoreFloater();
 	void saveCollapsedState();
 
+	void updateChatIcon(const LLUUID& id);
+
 	LLView* getChatHistory();
 
 protected:
diff --git a/indra/newview/llfloatermarketplacelistings.cpp b/indra/newview/llfloatermarketplacelistings.cpp
index 889d017389..524162ba51 100644
--- a/indra/newview/llfloatermarketplacelistings.cpp
+++ b/indra/newview/llfloatermarketplacelistings.cpp
@@ -103,14 +103,17 @@ void LLPanelMarketplaceListings::buildAllPanels()
     panel = buildInventoryPanel("Active Items", "panel_marketplace_listings_listed.xml");
 	panel->getFilter().setFilterMarketplaceActiveFolders();
 	panel->getFilter().setEmptyLookupMessage("MarketplaceNoMatchingItems");
+	panel->getFilter().setDefaultEmptyLookupMessage("MarketplaceNoListing");
 	panel->getFilter().markDefault();
     panel = buildInventoryPanel("Inactive Items", "panel_marketplace_listings_unlisted.xml");
 	panel->getFilter().setFilterMarketplaceInactiveFolders();
 	panel->getFilter().setEmptyLookupMessage("MarketplaceNoMatchingItems");
+	panel->getFilter().setDefaultEmptyLookupMessage("MarketplaceNoListing");
 	panel->getFilter().markDefault();
     panel = buildInventoryPanel("Unassociated Items", "panel_marketplace_listings_unassociated.xml");
 	panel->getFilter().setFilterMarketplaceUnassociatedFolders();
 	panel->getFilter().setEmptyLookupMessage("MarketplaceNoMatchingItems");
+	panel->getFilter().setDefaultEmptyLookupMessage("MarketplaceNoListing");
 	panel->getFilter().markDefault();
 
     // Set the tab panel
diff --git a/indra/newview/llfloatermodelpreview.cpp b/indra/newview/llfloatermodelpreview.cpp
index b9c03f66a3..d9edd4dc30 100644
--- a/indra/newview/llfloatermodelpreview.cpp
+++ b/indra/newview/llfloatermodelpreview.cpp
@@ -103,6 +103,11 @@ LLMeshFilePicker::LLMeshFilePicker(LLModelPreview* mp, S32 lod)
 
 void LLMeshFilePicker::notify(const std::vector<std::string>& filenames)
 {
+	if(LLAppViewer::instance()->quitRequested())
+	{
+		return;
+	}
+	
 	if (filenames.size() > 0)
 	{
 		mMP->loadModel(filenames[0], mLOD);
@@ -906,7 +911,7 @@ BOOL LLFloaterModelPreview::handleScrollWheel(S32 x, S32 y, S32 clicks)
     {
         LLFloaterModelUploadBase::handleScrollWheel(x, y, clicks);
     }
-    return TRUE;
+	return TRUE;
 }
 
 /*virtual*/
@@ -1287,47 +1292,47 @@ void LLFloaterModelPreview::onMouseCaptureLostModelPreview(LLMouseHandler* handl
 void LLFloaterModelPreview::addStringToLog(const std::string& message, const LLSD& args, bool flash, S32 lod)
 {
     if (sInstance && sInstance->hasString(message))
-    {
+	{
         std::string str;
         switch (lod)
-        {
+{
         case LLModel::LOD_IMPOSTOR: str = "LOD0 "; break;
         case LLModel::LOD_LOW:      str = "LOD1 "; break;
         case LLModel::LOD_MEDIUM:   str = "LOD2 "; break;
         case LLModel::LOD_PHYSICS:  str = "PHYS "; break;
         case LLModel::LOD_HIGH:     str = "LOD3 ";   break;
         default: break;
-        }
-        
+}
+
         LLStringUtil::format_map_t args_msg;
         LLSD::map_const_iterator iter = args.beginMap();
         LLSD::map_const_iterator end = args.endMap();
         for (; iter != end; ++iter)
-        {
+{
             args_msg[iter->first] = iter->second.asString();
-        }
+		}		
         str += sInstance->getString(message, args_msg);
         sInstance->addStringToLogTab(str, flash);
-    }
-}
+	}
+	}
 
 // static
 void LLFloaterModelPreview::addStringToLog(const std::string& str, bool flash)
-{
+	{
     if (sInstance)
-    {
+		{
         sInstance->addStringToLogTab(str, flash);
-    }
-}
+				}
+			}
 
 // static
 void LLFloaterModelPreview::addStringToLog(const std::ostringstream& strm, bool flash)
-{
+			{
     if (sInstance)
-    {
+            {
         sInstance->addStringToLogTab(strm.str(), flash);
-    }
-}
+            }
+		}
 
 void LLFloaterModelPreview::clearAvatarTab()
 {
@@ -1338,9 +1343,9 @@ void LLFloaterModelPreview::clearAvatarTab()
     joints_pos->deleteAllItems();    mSelectedJointName.clear();
 
     for (U32 i = 0; i < LLModel::NUM_LODS; ++i)
-    {
+{
         mJointOverrides[i].clear();
-    }
+	}
 
     LLTextBox *joint_total_descr = panel->getChild<LLTextBox>("conflicts_description");
     joint_total_descr->setTextArg("[CONFLICTS]", llformat("%d", 0));
@@ -1349,34 +1354,34 @@ void LLFloaterModelPreview::clearAvatarTab()
 
     LLTextBox *joint_pos_descr = panel->getChild<LLTextBox>("pos_overrides_descr");
     joint_pos_descr->setTextArg("[JOINT]", std::string("mPelvis")); // Might be better to hide it
-}
+			}
 
 void LLFloaterModelPreview::updateAvatarTab(bool highlight_overrides)
-{
+			{
     S32 display_lod = mModelPreview->mPreviewLOD;
     if (mModelPreview->mModel[display_lod].empty())
-    {
+				{
         mSelectedJointName.clear();
         return;
-    }
+					}
 
     // Joints will be listed as long as they are listed in mAlternateBindMatrix
     // even if they are for some reason identical to defaults.
     // Todo: Are overrides always identical for all lods? They normally are, but there might be situations where they aren't.
     if (mJointOverrides[display_lod].empty())
-    {
+					{
         // populate map
         for (LLModelLoader::scene::iterator iter = mModelPreview->mScene[display_lod].begin(); iter != mModelPreview->mScene[display_lod].end(); ++iter)
-        {
+					{
             for (LLModelLoader::model_instance_list::iterator model_iter = iter->second.begin(); model_iter != iter->second.end(); ++model_iter)
-            {
+					{
                 LLModelInstance& instance = *model_iter;
                 LLModel* model = instance.mModel;
                 const LLMeshSkinInfo *skin = &model->mSkinInfo;
                 U32 joint_count = LLSkinningUtil::getMeshJointCount(skin);
                 U32 bind_count = highlight_overrides ? skin->mAlternateBindMatrix.size() : 0; // simply do not include overrides if data is not needed
                 if (bind_count > 0 && bind_count != joint_count)
-                {
+						{
                     std::ostringstream out;
                     out << "Invalid joint overrides for model " << model->getName();
                     out << ". Amount of joints " << joint_count;
@@ -1385,68 +1390,68 @@ void LLFloaterModelPreview::updateAvatarTab(bool highlight_overrides)
                     addStringToLog(out.str(), true);
                     // Disable overrides for this model
                     bind_count = 0;
-                }
+						}
                 if (bind_count > 0)
-                {
+						{
                     for (U32 j = 0; j < joint_count; ++j)
-                    {
+							{
                         const LLVector3& joint_pos = skin->mAlternateBindMatrix[j].getTranslation();
                         LLJointOverrideData &data = mJointOverrides[display_lod][skin->mJointNames[j]];
 
                         LLJoint* pJoint = LLModelPreview::lookupJointByName(skin->mJointNames[j], mModelPreview);
                         if (pJoint)
-                        {
+							{
                             // see how voavatar uses aboveJointPosThreshold
                             if (pJoint->aboveJointPosThreshold(joint_pos))
-                            {
+				{
                                 // valid override
                                 if (data.mPosOverrides.size() > 0
                                     && (data.mPosOverrides.begin()->second - joint_pos).lengthSquared() > (LL_JOINT_TRESHOLD_POS_OFFSET * LL_JOINT_TRESHOLD_POS_OFFSET))
-                                {
+					{
                                     // File contains multiple meshes with conflicting joint offsets
                                     // preview may be incorrect, upload result might wary (depends onto
                                     // mesh_id that hasn't been generated yet).
                                     data.mHasConflicts = true;
-                                }
+							}
                                 data.mPosOverrides[model->getName()] = joint_pos;
-                            }
-                            else
-                            {
+						}
+						else
+						{
                                 // default value, it won't be accounted for by avatar
                                 data.mModelsNoOverrides.insert(model->getName());
-                            }
-                        }
-                    }
-                }
-                else
-                {
+					}
+					}
+				}
+			}
+			else
+			{
                     for (U32 j = 0; j < joint_count; ++j)
-                    {
+				{				
                         LLJointOverrideData &data = mJointOverrides[display_lod][skin->mJointNames[j]];
                         data.mModelsNoOverrides.insert(model->getName());
                     }
                 }
-            }
-        }
-    }
+			}
+		}
+	}
 
     LLPanel *panel = mTabContainer->getPanelByName("rigging_panel");
     LLScrollListCtrl *joints_list = panel->getChild<LLScrollListCtrl>("joints_list");
 
     if (joints_list->isEmpty())
-    {
+	{
         // Populate table
 
-        std::map<std::string, std::string> joint_alias_map;
+    std::map<std::string, std::string> joint_alias_map;
         mModelPreview->getJointAliases(joint_alias_map);
-
+    
         S32 conflicts = 0;
         joint_override_data_map_t::iterator joint_iter = mJointOverrides[display_lod].begin();
         joint_override_data_map_t::iterator joint_end = mJointOverrides[display_lod].end();
         while (joint_iter != joint_end)
-        {
+	{
             const std::string& listName = joint_iter->first;
-
+        
             LLScrollListItem::Params item_params;
             item_params.value(listName);
 
@@ -1454,38 +1459,38 @@ void LLFloaterModelPreview::updateAvatarTab(bool highlight_overrides)
             cell_params.font = LLFontGL::getFontSansSerif();
             cell_params.value = listName;
             if (joint_alias_map.find(listName) == joint_alias_map.end())
-            {
+	{
                 // Missing names
                 cell_params.color = LLColor4::red;
-            }
+	}
             if (joint_iter->second.mHasConflicts)
-            {
+	{
                 // Conflicts
                 cell_params.color = LLColor4::orange;
                 conflicts++;
-            }
+	}
             if (highlight_overrides && joint_iter->second.mPosOverrides.size() > 0)
-            {
+	{
                 cell_params.font.style = "BOLD";
-            }
+	}
 
             item_params.columns.add(cell_params);
 
             joints_list->addRow(item_params, ADD_BOTTOM);
             joint_iter++;
-        }
+	}
         joints_list->selectFirstItem();
         LLScrollListItem *selected = joints_list->getFirstSelected();
         if (selected)
-        {
+{
             mSelectedJointName = selected->getValue().asString();
-        }
+	}
 
         LLTextBox *joint_conf_descr = panel->getChild<LLTextBox>("conflicts_description");
         joint_conf_descr->setTextArg("[CONFLICTS]", llformat("%d", conflicts));
         joint_conf_descr->setTextArg("[JOINTS_COUNT]", llformat("%d", mJointOverrides[display_lod].size()));
-    }
-}
+		}
+	}
 
 //-----------------------------------------------------------------------------
 // addStringToLogTab()
@@ -1493,52 +1498,52 @@ void LLFloaterModelPreview::updateAvatarTab(bool highlight_overrides)
 void LLFloaterModelPreview::addStringToLogTab(const std::string& str, bool flash)
 {
     if (str.empty())
-    {
-        return;
-    }
+		{
+		return;
+	}
 
     LLWString text = utf8str_to_wstring(str);
     S32 add_text_len = text.length() + 1; // newline
     S32 editor_max_len = mUploadLogText->getMaxTextLength();
     if (add_text_len > editor_max_len)
-    {
-        return;
-    }
+		{
+		return;
+	}
 
     // Make sure we have space for new string
     S32 editor_text_len = mUploadLogText->getLength();
     if (editor_max_len < (editor_text_len + add_text_len)
         && mUploadLogText->getLineCount() <= 0)
-    {
+	{
         mUploadLogText->getTextBoundingRect();// forces a reflow() to fix line count
-    }
+			}
     while (editor_max_len < (editor_text_len + add_text_len))
-    {
+		{
         S32 shift = mUploadLogText->removeFirstLine();
         if (shift > 0)
-        {
+	{
             // removed a line
             editor_text_len -= shift;
-        }
-        else
-        {
+}
+	else
+	{
             //nothing to remove?
             LL_WARNS() << "Failed to clear log lines" << LL_ENDL;
-            break;
-        }
-    }
+					break;
+				}
+			}
 
     mUploadLogText->appendText(str, true);
 
     if (flash)
-    {
+	{
         LLPanel* panel = mTabContainer->getPanelByName("logs_panel");
         if (mTabContainer->getCurrentPanel() != panel)
-        {
+		{
             mTabContainer->setTabPanelFlashing(panel, true);
-        }
-    }
-}
+		}
+	}
+	}
 
 void LLFloaterModelPreview::setDetails(F32 x, F32 y, F32 z, F32 streaming_cost, F32 physics_cost)
 {
@@ -1546,15 +1551,15 @@ void LLFloaterModelPreview::setDetails(F32 x, F32 y, F32 z, F32 streaming_cost,
 	childSetTextArg("import_dimensions", "[X]", llformat("%.3f", x));
 	childSetTextArg("import_dimensions", "[Y]", llformat("%.3f", y));
 	childSetTextArg("import_dimensions", "[Z]", llformat("%.3f", z));
-}
+		}
 
 void LLFloaterModelPreview::setPreviewLOD(S32 lod)
-{
+		{
 	if (mModelPreview)
 	{
 		mModelPreview->setPreviewLOD(lod);
-	}
-}
+								}
+							}
 
 void LLFloaterModelPreview::onBrowseLOD(S32 lod)
 {
@@ -1643,13 +1648,13 @@ void LLFloaterModelPreview::setCtrlLoadFromFile(S32 lod)
         }
     }
     else
-    {
+{
         LLComboBox* lod_combo = findChild<LLComboBox>("lod_source_" + lod_name[lod]);
         if (lod_combo)
-        {
+	{
             lod_combo->setCurrentByIndex(0);
-        }
-    }
+	}
+}
 }
 
 void LLFloaterModelPreview::setStatusMessage(const std::string& msg)
diff --git a/indra/newview/llfloaterreporter.cpp b/indra/newview/llfloaterreporter.cpp
index 7bfba2a6d7..a30c73768d 100644
--- a/indra/newview/llfloaterreporter.cpp
+++ b/indra/newview/llfloaterreporter.cpp
@@ -746,9 +746,6 @@ LLSD LLFloaterReporter::gatherReport()
 	const char* platform = "Mac";
 #elif LL_LINUX
 	const char* platform = "Lnx";
-#elif LL_SOLARIS
-	const char* platform = "Sol";
-	const char* short_platform = "O:S";
 #else
 	const char* platform = "???";
 #endif
diff --git a/indra/newview/llgroupactions.cpp b/indra/newview/llgroupactions.cpp
index d2bd716f55..12d82d101f 100644
--- a/indra/newview/llgroupactions.cpp
+++ b/indra/newview/llgroupactions.cpp
@@ -39,6 +39,7 @@
 #include "llfloaterimcontainer.h"
 #include "llimview.h" // for gIMMgr
 #include "llnotificationsutil.h"
+#include "llstartup.h"
 #include "llstatusbar.h"	// can_afford_transaction()
 #include "groupchatlistener.h"
 
@@ -55,6 +56,11 @@ public:
 	bool handle(const LLSD& tokens, const LLSD& query_map,
 				LLMediaCtrl* web)
 	{
+		if (LLStartUp::getStartupState() < STATE_STARTED)
+		{
+			return true;
+		}
+
 		if (!LLUI::getInstance()->mSettingGroups["config"]->getBOOL("EnableGroupInfo"))
 		{
 			LLNotificationsUtil::add("NoGroupInfo", LLSD(), LLSD(), std::string("SwitchToStandardSkinAndQuit"));
diff --git a/indra/newview/llimview.cpp b/indra/newview/llimview.cpp
index 9afb6ca58b..1059324a16 100644
--- a/indra/newview/llimview.cpp
+++ b/indra/newview/llimview.cpp
@@ -969,6 +969,9 @@ void LLIMModel::LLIMSession::buildHistoryFileName()
 			// Incoming P2P sessions include a name that we can use to build a history file name
 			mHistoryFileName = LLCacheName::buildUsername(mName);
 		}
+
+        // user's account name can change, but filenames and session names are account name based
+        LLConversationLog::getInstance()->verifyFilename(mSessionID, mHistoryFileName, av_name.getCompleteName());
 	}
 	else if (isGroupChat())
 	{
diff --git a/indra/newview/llinventoryfilter.cpp b/indra/newview/llinventoryfilter.cpp
index 72013f7396..2a22eb1329 100644
--- a/indra/newview/llinventoryfilter.cpp
+++ b/indra/newview/llinventoryfilter.cpp
@@ -74,6 +74,7 @@ LLInventoryFilter::LLInventoryFilter(const Params& p)
 :	mName(p.name),
 	mFilterModified(FILTER_NONE),
 	mEmptyLookupMessage("InventoryNoMatchingItems"),
+	mDefaultEmptyLookupMessage(""),
 	mFilterOps(p.filter_ops),
 	mBackupFilterOps(mFilterOps),
 	mFilterSubString(p.substring),
@@ -1441,12 +1442,24 @@ void LLInventoryFilter::setEmptyLookupMessage(const std::string& message)
 	mEmptyLookupMessage = message;
 }
 
+void LLInventoryFilter::setDefaultEmptyLookupMessage(const std::string& message)
+{
+	mDefaultEmptyLookupMessage = message;
+}
+
 std::string LLInventoryFilter::getEmptyLookupMessage() const
 {
-	LLStringUtil::format_map_t args;
-	args["[SEARCH_TERM]"] = LLURI::escape(getFilterSubStringOrig());
+	if (isDefault() && !mDefaultEmptyLookupMessage.empty())
+	{
+		return LLTrans::getString(mDefaultEmptyLookupMessage);
+	}
+	else
+	{
+		LLStringUtil::format_map_t args;
+		args["[SEARCH_TERM]"] = LLURI::escape(getFilterSubStringOrig());
 
-	return LLTrans::getString(mEmptyLookupMessage, args);
+		return LLTrans::getString(mEmptyLookupMessage, args);
+	}
 
 }
 
diff --git a/indra/newview/llinventoryfilter.h b/indra/newview/llinventoryfilter.h
index be02ee3623..61cc5ae602 100644
--- a/indra/newview/llinventoryfilter.h
+++ b/indra/newview/llinventoryfilter.h
@@ -257,6 +257,7 @@ public:
 	EFilterCreatorType		getFilterCreatorType() const;
 
 	void 				setEmptyLookupMessage(const std::string& message);
+	void				setDefaultEmptyLookupMessage(const std::string& message);
 	std::string			getEmptyLookupMessage() const;
 
 	// +-------------------------------------------------------------------+
@@ -332,6 +333,7 @@ private:
     
 	std::string 			mFilterText;
 	std::string 			mEmptyLookupMessage;
+	std::string				mDefaultEmptyLookupMessage;
 
 	ESearchType 			mSearchType;
 
diff --git a/indra/newview/lllandmarklist.cpp b/indra/newview/lllandmarklist.cpp
index b4236c406b..543d2a087f 100644
--- a/indra/newview/lllandmarklist.cpp
+++ b/indra/newview/lllandmarklist.cpp
@@ -107,11 +107,13 @@ LLLandmark* LLLandmarkList::getAsset(const LLUUID& asset_uuid, loaded_callback_t
             return NULL;
         }
 
+        mRequestedList[asset_uuid] = gFrameTimeSeconds;
+
+        // Note that getAssetData can callback immediately and cleans mRequestedList
 		gAssetStorage->getAssetData(asset_uuid,
 									LLAssetType::AT_LANDMARK,
 									LLLandmarkList::processGetAssetReply,
 									NULL);
-		mRequestedList[asset_uuid] = gFrameTimeSeconds;
 	}
 	return NULL;
 }
@@ -194,11 +196,15 @@ void LLLandmarkList::processGetAssetReply(
             landmark_uuid_list_t::iterator iter = gLandmarkList.mWaitList.begin();
             LLUUID asset_uuid = *iter;
             gLandmarkList.mWaitList.erase(iter);
+
+            // add to mRequestedList before calling getAssetData()
+            gLandmarkList.mRequestedList[asset_uuid] = gFrameTimeSeconds;
+
+            // Note that getAssetData can callback immediately and cleans mRequestedList
             gAssetStorage->getAssetData(asset_uuid,
                 LLAssetType::AT_LANDMARK,
                 LLLandmarkList::processGetAssetReply,
                 NULL);
-            gLandmarkList.mRequestedList[asset_uuid] = gFrameTimeSeconds;
         }
         scheduling = false;
     }
diff --git a/indra/newview/lllogchat.cpp b/indra/newview/lllogchat.cpp
index 415781bc27..eebc2486a2 100644
--- a/indra/newview/lllogchat.cpp
+++ b/indra/newview/lllogchat.cpp
@@ -281,6 +281,28 @@ std::string LLLogChat::makeLogFileName(std::string filename)
 	return filename;
 }
 
+//static
+void LLLogChat::renameLogFile(const std::string& old_filename, const std::string& new_filename)
+{
+    std::string new_name = cleanFileName(new_filename);
+    std::string old_name = cleanFileName(old_filename);
+    new_name = gDirUtilp->getExpandedFilename(LL_PATH_PER_ACCOUNT_CHAT_LOGS, new_name);
+    old_name = gDirUtilp->getExpandedFilename(LL_PATH_PER_ACCOUNT_CHAT_LOGS, old_name);
+
+    if (new_name.empty() || old_name.empty())
+    {
+        return;
+    }
+
+    new_name += '.' + LL_TRANSCRIPT_FILE_EXTENSION;
+    old_name += '.' + LL_TRANSCRIPT_FILE_EXTENSION;
+
+    if (!LLFile::isfile(new_name) && LLFile::isfile(old_name))
+    {
+        LLFile::rename(old_name, new_name);
+    }
+}
+
 std::string LLLogChat::cleanFileName(std::string filename)
 {
 	std::string invalidChars = "\"\'\\/?*:.<>|[]{}~"; // Cannot match glob or illegal filename chars
diff --git a/indra/newview/lllogchat.h b/indra/newview/lllogchat.h
index 8b7fe14e16..c4b61ee716 100644
--- a/indra/newview/lllogchat.h
+++ b/indra/newview/lllogchat.h
@@ -94,6 +94,7 @@ public:
 
 	static std::string timestamp(bool withdate = false);
 	static std::string makeLogFileName(std::string(filename));
+	static void renameLogFile(const std::string& old_filename, const std::string& new_filename);
 	/**
 	*Add functions to get old and non date stamped file names when needed
 	*/
diff --git a/indra/newview/lllogininstance.cpp b/indra/newview/lllogininstance.cpp
index fa53a21940..e81d2cc082 100644
--- a/indra/newview/lllogininstance.cpp
+++ b/indra/newview/lllogininstance.cpp
@@ -58,6 +58,7 @@
 #include "llevents.h"
 #include "llappviewer.h"
 #include "llsdserialize.h"
+#include "lltrans.h"
 
 #include <boost/scoped_ptr.hpp>
 #include <sstream>
@@ -332,7 +333,7 @@ void LLLoginInstance::handleLoginFailure(const LLSD& event)
         {
             data["certificate"] = response["certificate"];
         }
-        
+
         if (gViewerWindow)
             gViewerWindow->setShowProgress(FALSE);
 
@@ -349,13 +350,36 @@ void LLLoginInstance::handleLoginFailure(const LLSD& event)
         // login.cgi is insisting on a required update. We were called with an
         // event that bundles both the login.cgi 'response' and the
         // synchronization event from the 'updater'.
-        std::string required_version = response["message_args"]["VERSION"];
-        LL_WARNS("LLLogin") << "Login failed because an update to version " << required_version << " is required." << LL_ENDL;
+        std::string login_version = response["message_args"]["VERSION"];
+        std::string vvm_version   = updater["VERSION"];
+        std::string relnotes      = updater["URL"];
+        LL_WARNS("LLLogin") << "Login failed because an update to version " << login_version << " is required." << LL_ENDL;
+        // vvm_version might be empty because we might not have gotten
+        // SLVersionChecker's LoginSync handshake. But if it IS populated, it
+        // should (!) be the same as the version we got from login.cgi.
+        if ((! vvm_version.empty()) && vvm_version != login_version)
+        {
+            LL_WARNS("LLLogin") << "VVM update version " << vvm_version
+                                << " differs from login version " << login_version
+                                << "; presenting VVM version to match release notes URL"
+                                << LL_ENDL;
+            login_version = vvm_version;
+        }
+        if (relnotes.empty() || relnotes.find("://") == std::string::npos)
+        {
+            relnotes = LLTrans::getString("RELEASE_NOTES_BASE_URL");
+            if (!LLStringUtil::endsWith(relnotes, "/"))
+                relnotes += "/";
+            relnotes += LLURI::escape(login_version) + ".html";
+        }
 
         if (gViewerWindow)
             gViewerWindow->setShowProgress(FALSE);
 
-        LLSD args(LLSDMap("VERSION", required_version));
+        LLSD args;
+        args["VERSION"] = login_version;
+        args["URL"] = relnotes;
+
         if (updater.isUndefined())
         {
             // If the updater failed to shake hands, better advise the user to
diff --git a/indra/newview/llnotificationhandler.h b/indra/newview/llnotificationhandler.h
index 52c5234137..ef4aced2c7 100644
--- a/indra/newview/llnotificationhandler.h
+++ b/indra/newview/llnotificationhandler.h
@@ -297,6 +297,7 @@ public:
 	 * Writes notification message to IM  p2p session.
 	 */
 	static void logToIMP2P(const LLNotificationPtr& notification, bool to_file_only = false);
+	static void logToIMP2P(const LLUUID& from_id, const std::string& message, bool to_file_only = false);
 
 	/**
 	 * Writes group notice notification message to IM  group session.
diff --git a/indra/newview/llnotificationhandlerutil.cpp b/indra/newview/llnotificationhandlerutil.cpp
index 9a3f1a853a..39a0b9b50e 100644
--- a/indra/newview/llnotificationhandlerutil.cpp
+++ b/indra/newview/llnotificationhandlerutil.cpp
@@ -123,15 +123,13 @@ void log_name_callback(const LLAvatarName& av_name, const std::string& from_name
 }
 
 // static
-void LLHandlerUtil::logToIMP2P(const LLNotificationPtr& notification, bool to_file_only)
+void LLHandlerUtil::logToIMP2P(const LLUUID& from_id, const std::string& message, bool to_file_only)
 {
 	if (!gCacheName)
 	{
 		return;
 	}
 
-	LLUUID from_id = notification->getPayload()["from_id"];
-
 	if (from_id.isNull())
 	{
 		// Normal behavior for system generated messages, don't spam.
@@ -141,15 +139,22 @@ void LLHandlerUtil::logToIMP2P(const LLNotificationPtr& notification, bool to_fi
 
 	if(to_file_only)
 	{
-		LLAvatarNameCache::get(from_id, boost::bind(&log_name_callback, _2, "", notification->getMessage(), LLUUID()));
+		LLAvatarNameCache::get(from_id, boost::bind(&log_name_callback, _2, "", message, LLUUID()));
 	}
 	else
 	{
-		LLAvatarNameCache::get(from_id, boost::bind(&log_name_callback, _2, INTERACTIVE_SYSTEM_FROM, notification->getMessage(), from_id));
+		LLAvatarNameCache::get(from_id, boost::bind(&log_name_callback, _2, INTERACTIVE_SYSTEM_FROM, message, from_id));
 	}
 }
 
 // static
+void LLHandlerUtil::logToIMP2P(const LLNotificationPtr& notification, bool to_file_only)
+{
+	LLUUID from_id = notification->getPayload()["from_id"];
+	logToIMP2P(from_id, notification->getMessage(), to_file_only);	
+}
+
+// static
 void LLHandlerUtil::logGroupNoticeToIMGroup(
 		const LLNotificationPtr& notification)
 {
diff --git a/indra/newview/llnotificationofferhandler.cpp b/indra/newview/llnotificationofferhandler.cpp
index 14d25d8158..a9678b1e93 100644
--- a/indra/newview/llnotificationofferhandler.cpp
+++ b/indra/newview/llnotificationofferhandler.cpp
@@ -37,6 +37,8 @@
 #include "llimview.h"
 #include "llnotificationsutil.h"
 
+#include <boost/regex.hpp>
+
 using namespace LLNotificationsUI;
 
 //--------------------------------------------------------------------------
@@ -143,7 +145,19 @@ bool LLOfferHandler::processNotification(const LLNotificationPtr& notification)
 		{
 			// log only to file if notif panel can be embedded to IM and IM is opened
 			bool file_only = add_notif_to_im && LLHandlerUtil::isIMFloaterOpened(notification);
-			LLHandlerUtil::logToIMP2P(notification, file_only);
+			if ((notification->getName() == "TeleportOffered"
+				|| notification->getName() == "TeleportOffered_MaturityExceeded"
+				|| notification->getName() == "TeleportOffered_MaturityBlocked"))
+			{
+				boost::regex r("<icon\\s*>\\s*([^<]*)?\\s*</icon\\s*>( - )?",
+					boost::regex::perl|boost::regex::icase);
+				std::string stripped_msg = boost::regex_replace(notification->getMessage(), r, "");
+				LLHandlerUtil::logToIMP2P(notification->getPayload()["from_id"], stripped_msg,file_only);
+			}
+			else
+			{
+				LLHandlerUtil::logToIMP2P(notification, file_only);
+			}
 		}
 	}
 
diff --git a/indra/newview/llpaneleditsky.h b/indra/newview/llpaneleditsky.h
index c02c9c95a0..801fb8b9b2 100644
--- a/indra/newview/llpaneleditsky.h
+++ b/indra/newview/llpaneleditsky.h
@@ -29,7 +29,7 @@
 
 #include "llpanel.h"
 #include "llsettingssky.h"
-#include "llfloaterfixedenvironment.h"
+#include "llfloatereditenvironmentbase.h"
 
 //=========================================================================
 class LLSlider;
diff --git a/indra/newview/llpaneleditwater.h b/indra/newview/llpaneleditwater.h
index ab2dc47bcc..4b7ec903c9 100644
--- a/indra/newview/llpaneleditwater.h
+++ b/indra/newview/llpaneleditwater.h
@@ -30,7 +30,7 @@
 #include "llpanel.h"
 #include "llsettingswater.h"
 
-#include "llfloaterfixedenvironment.h"
+#include "llfloatereditenvironmentbase.h"
 
 //=========================================================================
 class LLSlider;
diff --git a/indra/newview/llpanellogin.cpp b/indra/newview/llpanellogin.cpp
index 4f60703488..3964dc075c 100644
--- a/indra/newview/llpanellogin.cpp
+++ b/indra/newview/llpanellogin.cpp
@@ -545,6 +545,16 @@ void LLPanelLogin::show(const LLRect &rect,
 }
 
 //static
+void LLPanelLogin::reshapePanel()
+{
+    if (sInstance)
+    {
+        LLRect rect = sInstance->getRect();
+        sInstance->reshape(rect.getWidth(), rect.getHeight());
+    }
+}
+
+//static
 void LLPanelLogin::populateFields(LLPointer<LLCredential> credential, bool remember_user, bool remember_psswrd)
 {
     if (!sInstance)
diff --git a/indra/newview/llpanellogin.h b/indra/newview/llpanellogin.h
index c9b8e1b6fc..788c269ffd 100644
--- a/indra/newview/llpanellogin.h
+++ b/indra/newview/llpanellogin.h
@@ -54,6 +54,7 @@ public:
 	static void show(const LLRect &rect,
 		void (*callback)(S32 option, void* user_data), 
 		void* callback_data);
+	static void reshapePanel();
 
 	static void populateFields(LLPointer<LLCredential> credential, bool remember_user, bool remember_psswrd);
 	static void resetFields();
diff --git a/indra/newview/llpanelpicks.cpp b/indra/newview/llpanelpicks.cpp
index c39df3fe8b..4762e15d8f 100644
--- a/indra/newview/llpanelpicks.cpp
+++ b/indra/newview/llpanelpicks.cpp
@@ -37,6 +37,7 @@
 #include "llfloatersidepanelcontainer.h"
 #include "llfloaterworldmap.h"
 #include "llnotificationsutil.h"
+#include "llstartup.h"
 #include "lltexturectrl.h"
 #include "lltoggleablemenu.h"
 #include "lltrans.h"
@@ -84,6 +85,11 @@ public:
 	bool handle(const LLSD& params, const LLSD& query_map,
 		LLMediaCtrl* web)
 	{
+		if (LLStartUp::getStartupState() < STATE_STARTED)
+		{
+			return true;
+		}
+
 		if (!LLUI::getInstance()->mSettingGroups["config"]->getBOOL("EnablePicks"))
 		{
 			LLNotificationsUtil::add("NoPicks", LLSD(), LLSD(), std::string("SwitchToStandardSkinAndQuit"));
@@ -198,6 +204,11 @@ public:
 	
 	bool handle(const LLSD& params, const LLSD& query_map, LLMediaCtrl* web)
 	{
+		if (LLStartUp::getStartupState() < STATE_STARTED)
+		{
+			return true;
+		}
+
 		if (!LLUI::getInstance()->mSettingGroups["config"]->getBOOL("EnableClassifieds"))
 		{
 			LLNotificationsUtil::add("NoClassifieds", LLSD(), LLSD(), std::string("SwitchToStandardSkinAndQuit"));
diff --git a/indra/newview/llpanelprimmediacontrols.cpp b/indra/newview/llpanelprimmediacontrols.cpp
index 2bd78f40ba..c42cd6c6ba 100644
--- a/indra/newview/llpanelprimmediacontrols.cpp
+++ b/indra/newview/llpanelprimmediacontrols.cpp
@@ -74,6 +74,8 @@ const LLPanelPrimMediaControls::EZoomLevel LLPanelPrimMediaControls::kZoomLevels
 const int LLPanelPrimMediaControls::kNumZoomLevels = 2;
 
 const F32 EXCEEDING_ZOOM_DISTANCE = 0.5f;
+const S32 ADDR_LEFT_PAD = 3;
+
 //
 // LLPanelPrimMediaControls
 //
@@ -156,7 +158,7 @@ BOOL LLPanelPrimMediaControls::postBuild()
 	mMediaProgressPanel		= getChild<LLPanel>("media_progress_indicator");
 	mMediaProgressBar		= getChild<LLProgressBar>("media_progress_bar");
 	mMediaAddressCtrl		= getChild<LLUICtrl>("media_address");
-	mMediaAddress			= getChild<LLUICtrl>("media_address_url");
+	mMediaAddress			= getChild<LLLineEditor>("media_address_url");
 	mMediaPlaySliderPanel	= getChild<LLUICtrl>("media_play_position");
 	mMediaPlaySliderCtrl	= getChild<LLUICtrl>("media_play_slider");
 	mSkipFwdCtrl			= getChild<LLUICtrl>("skip_forward");
@@ -501,8 +503,10 @@ void LLPanelPrimMediaControls::updateShape()
 			std::string test_prefix = mCurrentURL.substr(0, prefix.length());
 			LLStringUtil::toLower(test_prefix);
             mSecureURL = has_focus && (test_prefix == prefix);
-            mCurrentURL = (mSecureURL ? "      " + mCurrentURL : mCurrentURL);
-			
+
+			S32 left_pad = mSecureURL ? mSecureLockIcon->getRect().getWidth() : ADDR_LEFT_PAD;
+			mMediaAddress->setTextPadding(left_pad, 0);
+
 			if(mCurrentURL!=mPreviousURL)
 			{
 				setCurrentURL();
diff --git a/indra/newview/llpanelprimmediacontrols.h b/indra/newview/llpanelprimmediacontrols.h
index 86fc036553..dd0e4ff095 100644
--- a/indra/newview/llpanelprimmediacontrols.h
+++ b/indra/newview/llpanelprimmediacontrols.h
@@ -39,6 +39,7 @@ class LLProgressBar;
 class LLSliderCtrl;
 class LLViewerMediaImpl;
 class LLWindowShade;
+class LLLineEditor;
 
 class LLPanelPrimMediaControls : public LLPanel
 {
@@ -164,7 +165,7 @@ private:
 	LLPanel  *mMediaProgressPanel;
 	LLProgressBar *mMediaProgressBar;
 	LLUICtrl *mMediaAddressCtrl;
-	LLUICtrl *mMediaAddress;
+	LLLineEditor *mMediaAddress;
 	LLUICtrl *mMediaPlaySliderPanel;
 	LLUICtrl *mMediaPlaySliderCtrl;
 	LLUICtrl *mVolumeCtrl;
diff --git a/indra/newview/llparticipantlist.cpp b/indra/newview/llparticipantlist.cpp
index ee6893907e..94d20828ec 100644
--- a/indra/newview/llparticipantlist.cpp
+++ b/indra/newview/llparticipantlist.cpp
@@ -259,11 +259,7 @@ LLParticipantList::~LLParticipantList()
 */
 void LLParticipantList::onAvalineCallerFound(const LLUUID& participant_id)
 {
-	LLConversationItemParticipant* participant = findParticipant(participant_id);
-	if (participant)
-	{
-		removeParticipant(participant);
-	}
+	removeParticipant(participant_id);
 	// re-add avaline caller with a correct class instance.
 	addAvatarIDExceptAgent(participant_id);
 }
@@ -397,6 +393,7 @@ void LLParticipantList::addAvatarIDExceptAgent(const LLUUID& avatar_id)
 	// Hack for this: LLAvatarTracker::instance().isBuddyOnline(avatar_id))
 	
 	// Add the participant model to the session's children list
+	// This will post "add_participant" event
 	addParticipant(participant);
 
 	adjustParticipant(avatar_id);
diff --git a/indra/newview/llpreviewscript.cpp b/indra/newview/llpreviewscript.cpp
index 5e81fa6402..4c539ded38 100644
--- a/indra/newview/llpreviewscript.cpp
+++ b/indra/newview/llpreviewscript.cpp
@@ -733,7 +733,10 @@ void LLScriptEdCore::updateDynamicHelp(BOOL immediate)
 		}
 		if (immediate || (mLiveHelpTimer.getStarted() && mLiveHelpTimer.getElapsedTimeF32() > LIVE_HELP_REFRESH_TIME))
 		{
-			std::string help_string = mEditor->getText().substr(segment->getStart(), segment->getEnd() - segment->getStart());
+			// Use Wtext since segment's start/end are made for wstring and will
+			// result in a shift for case of multi-byte symbols inside std::string.
+			LLWString segment_text = mEditor->getWText().substr(segment->getStart(), segment->getEnd() - segment->getStart());
+			std::string help_string = wstring_to_utf8str(segment_text);
 			setHelpPage(help_string);
 			mLiveHelpTimer.stop();
 		}
diff --git a/indra/newview/llscenemonitor.cpp b/indra/newview/llscenemonitor.cpp
index 3c9ce6b752..f9baf5fbd3 100644
--- a/indra/newview/llscenemonitor.cpp
+++ b/indra/newview/llscenemonitor.cpp
@@ -530,157 +530,163 @@ void LLSceneMonitor::dumpToFile(std::string file_name)
 	if (!hasResults()) return;
 
 	LL_INFOS("SceneMonitor") << "Saving scene load stats to " << file_name << LL_ENDL; 
-
-	llofstream os(file_name.c_str());
-
-	os << std::setprecision(10);
-
-	LLTrace::PeriodicRecording& scene_load_recording = mSceneLoadRecording.getResults();
-	const U32 frame_count = scene_load_recording.getNumRecordedPeriods();
-
-	F64Seconds frame_time;
-
-	os << "Stat";
-	for (S32 frame = 1; frame <= frame_count; frame++)
+	try
 	{
-		frame_time += scene_load_recording.getPrevRecording(frame_count - frame).getDuration();
-		os << ", " << frame_time.value();
-	}
-	os << '\n';
+		llofstream os(file_name.c_str());
 
-	os << "Sample period(s)";
-	for (S32 frame = 1; frame <= frame_count; frame++)
-	{
-		frame_time = scene_load_recording.getPrevRecording(frame_count - frame).getDuration();
-		os << ", " << frame_time.value();
-	}
-	os << '\n';
+		os << std::setprecision(10);
 
+		LLTrace::PeriodicRecording& scene_load_recording = mSceneLoadRecording.getResults();
+		const U32 frame_count = scene_load_recording.getNumRecordedPeriods();
 
-	typedef LLTrace::StatType<LLTrace::CountAccumulator> trace_count;
-	for (auto& it : trace_count::instance_snapshot())
-	{
-		std::ostringstream row;
-		row << std::setprecision(10);
+		F64Seconds frame_time;
 
-		row << it.getName();
-
-		const char* unit_label = it.getUnitLabel();
-		if(unit_label[0])
+		os << "Stat";
+		for (S32 frame = 1; frame <= frame_count; frame++)
 		{
-			row << "(" << unit_label << ")";
+			frame_time += scene_load_recording.getPrevRecording(frame_count - frame).getDuration();
+			os << ", " << frame_time.value();
 		}
+		os << '\n';
 
-		S32 samples = 0;
-
+		os << "Sample period(s)";
 		for (S32 frame = 1; frame <= frame_count; frame++)
 		{
-			LLTrace::Recording& recording = scene_load_recording.getPrevRecording(frame_count - frame);
-			samples += recording.getSampleCount(it);
-			row << ", " << recording.getSum(it);
+			frame_time = scene_load_recording.getPrevRecording(frame_count - frame).getDuration();
+			os << ", " << frame_time.value();
 		}
+		os << '\n';
 
-		row << '\n';
 
-		if (samples > 0)
+		typedef LLTrace::StatType<LLTrace::CountAccumulator> trace_count;
+		for (auto& it : trace_count::instance_snapshot())
 		{
-			os << row.str();
-		}
-	}
-
-	typedef LLTrace::StatType<LLTrace::EventAccumulator> trace_event;
+			std::ostringstream row;
+			row << std::setprecision(10);
 
-	for (auto& it : trace_event::instance_snapshot())
-	{
-		std::ostringstream row;
-		row << std::setprecision(10);
-		row << it.getName();
+			row << it.getName();
 
-		const char* unit_label = it.getUnitLabel();
-		if(unit_label[0])
-		{
-			row << "(" << unit_label << ")";
-		}
+			const char* unit_label = it.getUnitLabel();
+			if (unit_label[0])
+			{
+				row << "(" << unit_label << ")";
+			}
 
-		S32 samples = 0;
+			S32 samples = 0;
 
-		for (S32 frame = 1; frame <= frame_count; frame++)
-		{
-			LLTrace::Recording& recording = scene_load_recording.getPrevRecording(frame_count - frame);
-			samples += recording.getSampleCount(it);
-			F64 mean = recording.getMean(it);
-			if (llisnan(mean))
+			for (S32 frame = 1; frame <= frame_count; frame++)
 			{
-				row << ", n/a";
+				LLTrace::Recording& recording = scene_load_recording.getPrevRecording(frame_count - frame);
+				samples += recording.getSampleCount(it);
+				row << ", " << recording.getSum(it);
 			}
-			else
+
+			row << '\n';
+
+			if (samples > 0)
 			{
-				row << ", " << mean;
+				os << row.str();
 			}
 		}
 
-		row << '\n';
+		typedef LLTrace::StatType<LLTrace::EventAccumulator> trace_event;
 
-		if (samples > 0)
+		for (auto& it : trace_event::instance_snapshot())
 		{
-			os << row.str();
-		}
-	}
+			std::ostringstream row;
+			row << std::setprecision(10);
+			row << it.getName();
 
-	typedef LLTrace::StatType<LLTrace::SampleAccumulator> trace_sample;
+			const char* unit_label = it.getUnitLabel();
+			if (unit_label[0])
+			{
+				row << "(" << unit_label << ")";
+			}
 
-	for (auto& it : trace_sample::instance_snapshot())
-	{
-		std::ostringstream row;
-		row << std::setprecision(10);
-		row << it.getName();
+			S32 samples = 0;
 
-		const char* unit_label = it.getUnitLabel();
-		if(unit_label[0])
-		{
-			row << "(" << unit_label << ")";
+			for (S32 frame = 1; frame <= frame_count; frame++)
+			{
+				LLTrace::Recording& recording = scene_load_recording.getPrevRecording(frame_count - frame);
+				samples += recording.getSampleCount(it);
+				F64 mean = recording.getMean(it);
+				if (llisnan(mean))
+				{
+					row << ", n/a";
+				}
+				else
+				{
+					row << ", " << mean;
+				}
+			}
+
+			row << '\n';
+
+			if (samples > 0)
+			{
+				os << row.str();
+			}
 		}
 
-		S32 samples = 0;
+		typedef LLTrace::StatType<LLTrace::SampleAccumulator> trace_sample;
 
-		for (S32 frame = 1; frame <= frame_count; frame++)
+		for (auto& it : trace_sample::instance_snapshot())
 		{
-			LLTrace::Recording& recording = scene_load_recording.getPrevRecording(frame_count - frame);
-			samples += recording.getSampleCount(it);
-			F64 mean = recording.getMean(it);
-			if (llisnan(mean))
+			std::ostringstream row;
+			row << std::setprecision(10);
+			row << it.getName();
+
+			const char* unit_label = it.getUnitLabel();
+			if (unit_label[0])
+			{
+				row << "(" << unit_label << ")";
+			}
+
+			S32 samples = 0;
+
+			for (S32 frame = 1; frame <= frame_count; frame++)
 			{
-				row << ", n/a";
+				LLTrace::Recording& recording = scene_load_recording.getPrevRecording(frame_count - frame);
+				samples += recording.getSampleCount(it);
+				F64 mean = recording.getMean(it);
+				if (llisnan(mean))
+				{
+					row << ", n/a";
+				}
+				else
+				{
+					row << ", " << mean;
+				}
 			}
-			else
+
+			row << '\n';
+
+			if (samples > 0)
 			{
-				row << ", " << mean;
+				os << row.str();
 			}
 		}
 
-		row << '\n'; 
-
-		if (samples > 0)
+		typedef LLTrace::StatType<LLTrace::MemAccumulator> trace_mem;
+		for (auto& it : trace_mem::instance_snapshot())
 		{
-			os << row.str();
-		}
-	}
+			os << it.getName() << "(KiB)";
 
-	typedef LLTrace::StatType<LLTrace::MemAccumulator> trace_mem;
-	for (auto& it : trace_mem::instance_snapshot())
-	{
-		os << it.getName() << "(KiB)";
+			for (S32 frame = 1; frame <= frame_count; frame++)
+			{
+				os << ", " << scene_load_recording.getPrevRecording(frame_count - frame).getMax(it).valueInUnits<LLUnits::Kilobytes>();
+			}
 
-		for (S32 frame = 1; frame <= frame_count; frame++)
-		{
-			os << ", " << scene_load_recording.getPrevRecording(frame_count - frame).getMax(it).valueInUnits<LLUnits::Kilobytes>();
+			os << '\n';
 		}
 
-		os << '\n';
+		os.flush();
+		os.close();
+	}
+	catch (const std::ios_base::failure &e)
+	{
+		LL_WARNS() << "Unable to dump scene monitor results: " << e.what() << LL_ENDL;
 	}
-
-	os.flush();
-	os.close();
 }
 
 //-------------------------------------------------------------------------------------------------------------
diff --git a/indra/newview/llspatialpartition.cpp b/indra/newview/llspatialpartition.cpp
index 2cb27d85bc..efa4a7fd66 100644
--- a/indra/newview/llspatialpartition.cpp
+++ b/indra/newview/llspatialpartition.cpp
@@ -2253,52 +2253,91 @@ void renderBoundingBox(LLDrawable* drawable, BOOL set_color = TRUE)
 	}
 }
 
-void renderNormals(LLDrawable* drawablep)
+void renderNormals(LLDrawable *drawablep)
 {
-	LLVertexBuffer::unbind();
+    if (!drawablep->isVisible())
+        return;
 
-	LLVOVolume* vol = drawablep->getVOVolume();
-	if (vol)
-	{
-		LLVolume* volume = vol->getVolume();
-		gGL.pushMatrix();
-		gGL.multMatrix((F32*) vol->getRelativeXform().mMatrix);
-		
-		gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+    LLVertexBuffer::unbind();
 
-		LLVector4a scale(gSavedSettings.getF32("RenderDebugNormalScale"));
+    LLVOVolume *vol = drawablep->getVOVolume();
 
-		for (S32 i = 0; i < volume->getNumVolumeFaces(); ++i)
-		{
-			const LLVolumeFace& face = volume->getVolumeFace(i);
+    if (vol)
+    {
+        LLVolume *volume = vol->getVolume();
 
-			for (S32 j = 0; j < face.mNumVertices; ++j)
-			{
-				gGL.begin(LLRender::LINES);
-				LLVector4a n,p;
-				
-				n.setMul(face.mNormals[j], scale);
-				p.setAdd(face.mPositions[j], n);
-				
-				gGL.diffuseColor4f(1,1,1,1);
-				gGL.vertex3fv(face.mPositions[j].getF32ptr());
-				gGL.vertex3fv(p.getF32ptr());
-				
-				if (face.mTangents)
-				{
-					n.setMul(face.mTangents[j], scale);
-					p.setAdd(face.mPositions[j], n);
-				
-					gGL.diffuseColor4f(0,1,1,1);
-					gGL.vertex3fv(face.mPositions[j].getF32ptr());
-					gGL.vertex3fv(p.getF32ptr());
-				}	
-				gGL.end();
-			}
-		}
+        // Drawable's normals & tangents are stored in model space, i.e. before any scaling is applied.
+        //
+        // SL-13490, using pos + normal to compute the 2nd vertex of a normal line segment doesn't
+        // work when there's a non-uniform scale in the mix. Normals require MVP-inverse-transpose
+        // transform. We get that effect here by pre-applying the inverse scale (twice, because
+        // one forward scale will be re-applied via the MVP in the vertex shader)
 
-		gGL.popMatrix();
-	}
+        LLVector3  scale_v3 = vol->getScale();
+        float      scale_len = scale_v3.length();
+        LLVector4a obj_scale(scale_v3.mV[VX], scale_v3.mV[VY], scale_v3.mV[VZ]);
+        obj_scale.normalize3();
+
+        // Normals &tangent line segments get scaled along with the object. Divide by scale length
+        // to keep the as-viewed lengths (relatively) constant with the debug setting length
+        float draw_length = gSavedSettings.getF32("RenderDebugNormalScale") / scale_len;
+
+        // Create inverse-scale vector for normals
+        LLVector4a inv_scale(1.0 / scale_v3.mV[VX], 1.0 / scale_v3.mV[VY], 1.0 / scale_v3.mV[VZ]);
+        inv_scale.mul(inv_scale);  // Squared, to apply inverse scale twice
+        inv_scale.normalize3fast();
+
+        gGL.pushMatrix();
+        gGL.multMatrix((F32 *) vol->getRelativeXform().mMatrix);
+
+        gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+
+        for (S32 i = 0; i < volume->getNumVolumeFaces(); ++i)
+        {
+            const LLVolumeFace &face = volume->getVolumeFace(i);
+
+            gGL.flush();
+            gGL.diffuseColor4f(1, 1, 0, 1);
+            gGL.begin(LLRender::LINES);
+            for (S32 j = 0; j < face.mNumVertices; ++j)
+            {
+                LLVector4a n, p;
+
+                n.setMul(face.mNormals[j], 1.0);
+                n.mul(inv_scale);  // Pre-scale normal, so it's left with an inverse-transpose xform after MVP
+                n.normalize3fast();
+                n.mul(draw_length);
+                p.setAdd(face.mPositions[j], n);
+
+                gGL.vertex3fv(face.mPositions[j].getF32ptr());
+                gGL.vertex3fv(p.getF32ptr());
+            }
+            gGL.end();
+
+            // Tangents are simple vectors and do not require reorientation via pre-scaling
+            if (face.mTangents)
+            {
+                gGL.flush();
+                gGL.diffuseColor4f(0, 1, 1, 1);
+                gGL.begin(LLRender::LINES);
+                for (S32 j = 0; j < face.mNumVertices; ++j)
+                {
+                    LLVector4a t, p;
+
+                    t.setMul(face.mTangents[j], 1.0f);
+                    t.normalize3fast();
+                    t.mul(draw_length);
+                    p.setAdd(face.mPositions[j], t);
+
+                    gGL.vertex3fv(face.mPositions[j].getF32ptr());
+                    gGL.vertex3fv(p.getF32ptr());
+                }
+                gGL.end();
+            }
+        }
+
+        gGL.popMatrix();
+    }
 }
 
 S32 get_physics_detail(const LLVolumeParams& volume_params, const LLVector3& scale)
diff --git a/indra/newview/llstartup.cpp b/indra/newview/llstartup.cpp
index e2a39bdf86..3fb79e4739 100644
--- a/indra/newview/llstartup.cpp
+++ b/indra/newview/llstartup.cpp
@@ -176,6 +176,7 @@
 #include "pipeline.h"
 #include "llappviewer.h"
 #include "llfasttimerview.h"
+#include "lltelemetry.h"
 #include "llfloatermap.h"
 #include "llweb.h"
 #include "llvoiceclient.h"
@@ -527,6 +528,8 @@ bool idle_startup()
 			}
 
 			#if LL_WINDOWS
+                LLPROFILE_STARTUP();
+
 				// On the windows dev builds, unpackaged, the message.xml file will 
 				// be located in indra/build-vc**/newview/<config>/app_settings.
 				std::string message_path = gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS,"message.xml");
@@ -3540,11 +3543,6 @@ bool process_login_success_response()
 	}
 
 	// Request the map server url
-	// Non-agni grids have a different default location.
-	if (!LLGridManager::getInstance()->isInProductionGrid())
-	{
-		gSavedSettings.setString("MapServerURL", "http://test.map.secondlife.com.s3.amazonaws.com/");
-	}
 	std::string map_server_url = response["map-server-url"];
 	if(!map_server_url.empty())
 	{
diff --git a/indra/newview/lltelemetry.cpp b/indra/newview/lltelemetry.cpp
new file mode 100644
index 0000000000..0c63e2fede
--- /dev/null
+++ b/indra/newview/lltelemetry.cpp
@@ -0,0 +1,145 @@
+ /**
+ * @file lltelemetry.cpp
+ * @brief Wrapper for Rad Game Tools Telemetry
+ *
+ * $LicenseInfo:firstyear=2020&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2020, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#include "llviewerprecompiledheaders.h"
+
+#include "lltelemetry.h"
+
+#if LLPROFILE_USE_RAD_TELEMETRY_PROFILER
+    #if LL_WINDOWS
+        #include "llwin32headers.h"
+
+        // build-vc120-64\packages\lib\release
+        // build-vc150-64\packages\lib\release
+        #ifdef _MSC_VER
+            #pragma comment(lib,"rad_tm_win64.lib")
+        #else
+            #pragma message "NOTE: Rad GameTools Telemetry requested but non-MSVC compiler not yet supported on Windows"
+        #endif
+    #endif // LL_WINDOWS
+
+    #if LL_DARWIN
+        #pragma message "NOTE: Rad Game Tools Telemetry requested but not yet supported on Darwin"
+    #endif
+
+    #if LL_LINUX
+        #pragma message "NOTE: Rad Game Tools Telemetry requested but not yet supported on Linux"
+    #endif
+
+//
+// local consts
+//
+static const tm_int32 TELEMETRY_BUFFER_SIZE  = 8 * 1024 * 1024;
+
+//
+// local globals
+//
+static char *gTelemetryBufferPtr = NULL; // Telemetry
+
+static const char *tm_status[ TMERR_INIT_NETWORKING_FAILED + 1 ] =
+{
+      "Telemetry pass: connected"                       // TM_OK
+    , "Telemetry FAIL: disabled via #define NTELEMETRY" // TMERR_DISABLED
+    , "Telemetry FAIL: invalid paramater"               // TMERR_INVALID_PARAM
+    , "Telemetry FAIL: DLL not found"                   // TMERR_NULL_API
+    , "Telemetry FAIL: out of resources"                // TMERR_OUT_OF_RESOURCES
+    , "Telemetry FAIL: tmInitialize() not called"       // TMERR_UNINITIALIZED
+    , "Telemetry FAIL: bad hostname"                    // TMERR_BAD_HOSTNAME
+    , "Telemetry FAIL: couldn't connect to server"      // TMERR_COULD_NOT_CONNECT
+    , "Telemetry FAIL: unknown network error"           // TMERR_UNKNOWN_NETWORK
+    , "Telemetry FAIL: tmShutdown() already called"     // TMERR_ALREADY_SHUTDOWN
+    , "Telemetry FAIL: memory buffer too small"         // TMERR_ARENA_TOO_SMALL
+    , "Telemetry FAIL: server handshake error"          // TMERR_BAD_HANDSHAKE
+    , "Telemetry FAIL: unaligned parameters"            // TMERR_UNALIGNED
+    , "Telemetry FAIL: network not initialized"         // TMERR_NETWORK_NOT_INITIALIZED -- WSAStartup not called before tmOpen()
+    , "Telemetry FAIL: bad version"                     // TMERR_BAD_VERSION
+    , "Telemetry FAIL: timer too large"                 // TMERR_BAD_TIMER
+    , "Telemetry FAIL: tmOpen() already called"         // TMERR_ALREADY_OPENED
+    , "Telemetry FAIL: tmInitialize() already called"   // TMERR_ALREADY_INITIALIZED
+    , "Telemetry FAIL: could't open file"               // TMERR_FILE_OPEN_FAILED
+    , "Telemetry FAIL: tmOpen() failed networking"      // TMERR_INIT_NETWORKING_FAILED
+};
+
+//
+// exported functionality
+//
+
+void telemetry_shutdown()
+{
+    #if LL_WINDOWS
+        if (gTelemetryBufferPtr)
+        {
+            tmClose(0);
+            tmShutdown();
+
+            delete[] gTelemetryBufferPtr;
+            gTelemetryBufferPtr = NULL;
+        }
+    #endif
+}
+
+void telemetry_startup()
+{
+    #if LL_WINDOWS
+        tmLoadLibrary(TM_RELEASE); // Loads .dll
+
+        gTelemetryBufferPtr = new char[ TELEMETRY_BUFFER_SIZE ];
+        tmInitialize(TELEMETRY_BUFFER_SIZE, gTelemetryBufferPtr);
+
+        tm_error telemetry_status = tmOpen(
+            0,                     // unused
+            "SecondLife",          // app name
+            __DATE__ " " __TIME__, // build identifier
+            "localhost",           // server name (or filename)
+            TMCT_TCP,              // connection type (or TMCT_FILE)
+            4719,                  // port
+            TMOF_INIT_NETWORKING,  // open flags
+            250 );                 // timeout ms
+
+        if (telemetry_status == TMERR_UNKNOWN)
+        {
+            LL_ERRS() << "Telemetry FAIL: unknown error" << LL_ENDL;
+        }
+        else if (telemetry_status && (telemetry_status <= TMERR_INIT_NETWORKING_FAILED))
+        {
+            LL_INFOS() << tm_status[ telemetry_status ] << LL_ENDL;
+            free(gTelemetryBufferPtr);
+            gTelemetryBufferPtr = NULL;
+        }
+    #endif // LL_WINDOWS
+}
+
+// Called after we render a frame
+void telemetry_update()
+{
+    #if LL_WINDOWS
+        if (gTelemetryBufferPtr)
+        {
+            tmTick(0);
+        }
+    #endif
+}
+#endif // LLPROFILE_USE_RAD_TELEMETRY_PROFILER
diff --git a/indra/newview/lltelemetry.h b/indra/newview/lltelemetry.h
new file mode 100644
index 0000000000..a73e5fcfa2
--- /dev/null
+++ b/indra/newview/lltelemetry.h
@@ -0,0 +1,81 @@
+/**
+ * @file lltelemetry.h
+ * @brief Wrapper for Rad Game Tools Telemetry
+ *
+ * $LicenseInfo:firstyear=2020&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2020, Linden Research, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation;
+ * version 2.1 of the License only.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+/*
+To use:
+
+1. Uncomment #define LLPROFILE_USE_RAD_TELEMETRY_PROFILER below
+
+2. Include this header file
+    #include "lltelemetry.h"
+
+3. Add zones to the functions you wish to profile
+    void onFoo()
+    {
+        LLPROFILE_ZONE("Foo");
+    }
+*/
+//#define LLPROFILE_USE_RAD_TELEMETRY_PROFILER 1
+
+// Default NO local telemetry profiling
+#ifndef LLPROFILE_USE_RAD_TELEMETRY_PROFILER
+    #define LLPROFILE_USE_RAD_TELEMETRY_PROFILER 0
+    #define LLPROFILE_SHUTDOWN( ...) {}
+    #define LLPROFILE_STARTUP(  ...) {}
+    #define LLPROFILE_UPDATE(   ...) {}
+
+    #define LLPROFILE_AUTO_CPU_MARKER_COLOR(r, g, b)
+    #define LLPROFILE_ENTER(name)
+    #define LLPROFILE_ENTER_FORMAT(format, ...)
+    #define LLPROFILE_FUNCTION
+    #define LLPROFILE_LEAVE()
+    #define LLPROFILE_THREAD_NAME(name)
+    #define LLPROFILE_ZONE(name)
+    #define LLPROFILE_ZONE_FORMAT(format, ...)
+#else
+    #include <rad_tm.h>
+
+    #define LLPROFILE_SHUTDOWN                       telemetry_shutdown
+    #define LLPROFILE_STARTUP                        telemetry_startup
+    #define LLPROFILE_UPDATE                         telemetry_update
+
+    #define LLPROFILE_AUTO_CPU_MARKER_COLOR(r, g, b) tmZoneColor(r, g, b)
+    #define LLPROFILE_ENTER(name)                    tmEnter(0, 0, name)
+    #define LLPROFILE_ENTER_FORMAT(format, ...)      tmEnter(0, 0, format, __VA_ARGS__)
+    #define LLPROFILE_FUNCTION                       tmFunction(0, 0)
+    #define LLPROFILE_LEAVE()                        tmLeave(0)
+    #define LLPROFILE_THREAD_NAME(name)              tmThreadName(0, 0, name)
+    #define LLPROFILE_ZONE(name)                     tmZone(0, 0, name)
+    #define LLPROFILE_ZONE_FORMAT(format, ...)       tmZone(0, 0, format, __VA_ARGS__)
+#endif // LLPROFILE_USE_RAD_TELEMETRY_PROFILER
+
+//
+// exported functionality
+//
+
+extern void telemetry_startup();
+extern void telemetry_shutdown();
+extern void telemetry_update(); // called after every frame update
diff --git a/indra/newview/llviewerassetstorage.cpp b/indra/newview/llviewerassetstorage.cpp
index 54f80a2995..7842d24279 100644
--- a/indra/newview/llviewerassetstorage.cpp
+++ b/indra/newview/llviewerassetstorage.cpp
@@ -49,8 +49,8 @@
 /// LLViewerAssetRequest
 ///----------------------------------------------------------------------------
 
- // There is also PoolSizeVAssetStorage value in setting that should mirror this name
-static const std::string VIEWER_ASSET_STORAGE_CORO_POOL = "VAssetStorage";
+ // There is also PoolSizeAssetStorage value in setting that should mirror this name
+static const std::string VIEWER_ASSET_STORAGE_CORO_POOL = "AssetStorage";
 
 /**
  * @brief Local class to encapsulate asset fetch requests with a timestamp.
@@ -137,6 +137,14 @@ LLViewerAssetStorage::~LLViewerAssetStorage()
         // This class has dedicated coroutine pool, clean it up, otherwise coroutines will crash later. 
         LLCoprocedureManager::instance().close(VIEWER_ASSET_STORAGE_CORO_POOL);
     }
+
+    while (mCoroWaitList.size() > 0)
+    {
+        CoroWaitList &request = mCoroWaitList.front();
+        // Clean up pending downloads, delete request and trigger callbacks
+        removeAndCallbackPendingDownloads(request.mId, request.mType, request.mId, request.mType, LL_ERR_NOERR, LLExtStat::NONE);
+        mCoroWaitList.pop_front();
+    }
 }
 
 // virtual 
@@ -350,6 +358,27 @@ void LLViewerAssetStorage::storeAssetData(
     }
 }
 
+void LLViewerAssetStorage::checkForTimeouts()
+{
+    LLAssetStorage::checkForTimeouts();
+
+    // Restore requests
+    LLCoprocedureManager* manager = LLCoprocedureManager::getInstance();
+    while (mCoroWaitList.size() > 0
+           && manager->count(VIEWER_ASSET_STORAGE_CORO_POOL) < LLCoprocedureManager::DEFAULT_QUEUE_SIZE)
+    {
+        CoroWaitList &request = mCoroWaitList.front();
+        
+        bool with_http = true;
+        bool is_temp = false;
+        LLViewerAssetStatsFF::record_enqueue(request.mType, with_http, is_temp);
+
+        manager->enqueueCoprocedure(VIEWER_ASSET_STORAGE_CORO_POOL, "LLViewerAssetStorage::assetRequestCoro",
+            boost::bind(&LLViewerAssetStorage::assetRequestCoro, this, request.mRequest, request.mId, request.mType, request.mCallback, request.mUserData));
+
+        mCoroWaitList.pop_front();
+    }
+}
 
 /**
  * @brief Allocate and queue an asset fetch request for the viewer
@@ -407,12 +436,20 @@ void LLViewerAssetStorage::queueRequestHttp(
     // This is the same as the current UDP logic - don't re-request a duplicate.
     if (!duplicate)
     {
-        bool with_http = true;
-        bool is_temp = false;
-        LLViewerAssetStatsFF::record_enqueue(atype, with_http, is_temp);
+        // Coroutine buffer has fixed size (synchronization buffer, so we have no alternatives), so buffer any request above limit
+        if (LLCoprocedureManager::instance().count(VIEWER_ASSET_STORAGE_CORO_POOL) < LLCoprocedureManager::DEFAULT_QUEUE_SIZE)
+        {
+            bool with_http = true;
+            bool is_temp = false;
+            LLViewerAssetStatsFF::record_enqueue(atype, with_http, is_temp);
 
-        LLCoprocedureManager::instance().enqueueCoprocedure(VIEWER_ASSET_STORAGE_CORO_POOL,"LLViewerAssetStorage::assetRequestCoro",
-            boost::bind(&LLViewerAssetStorage::assetRequestCoro, this, req, uuid, atype, callback, user_data));
+            LLCoprocedureManager::instance().enqueueCoprocedure(VIEWER_ASSET_STORAGE_CORO_POOL, "LLViewerAssetStorage::assetRequestCoro",
+                boost::bind(&LLViewerAssetStorage::assetRequestCoro, this, req, uuid, atype, callback, user_data));
+        }
+        else
+        {
+            mCoroWaitList.emplace_back(req, uuid, atype, callback, user_data);
+        }
     }
 }
 
diff --git a/indra/newview/llviewerassetstorage.h b/indra/newview/llviewerassetstorage.h
index ef01d179b7..c1a5534b81 100644
--- a/indra/newview/llviewerassetstorage.h
+++ b/indra/newview/llviewerassetstorage.h
@@ -45,7 +45,7 @@ public:
 
 	~LLViewerAssetStorage();
 
-	virtual void storeAssetData(
+	void storeAssetData(
 		const LLTransactionID& tid,
 		LLAssetType::EType atype,
 		LLStoreAssetCallback callback,
@@ -54,9 +54,9 @@ public:
 		bool is_priority = false,
 		bool store_local = false,
 		bool user_waiting=FALSE,
-		F64Seconds timeout=LL_ASSET_STORAGE_TIMEOUT);
-	
-	virtual void storeAssetData(
+		F64Seconds timeout=LL_ASSET_STORAGE_TIMEOUT) override;
+
+	void storeAssetData(
 		const std::string& filename,
 		const LLTransactionID& tid,
 		LLAssetType::EType type,
@@ -65,16 +65,17 @@ public:
 		bool temp_file = false,
 		bool is_priority = false,
 		bool user_waiting=FALSE,
-		F64Seconds timeout=LL_ASSET_STORAGE_TIMEOUT);
+		F64Seconds timeout=LL_ASSET_STORAGE_TIMEOUT) override;
+
+    void checkForTimeouts() override;
 
 protected:
-	// virtual
 	void _queueDataRequest(const LLUUID& uuid,
 						   LLAssetType::EType type,
                            LLGetAssetCallback callback,
 						   void *user_data,
 						   BOOL duplicate,
-						   BOOL is_priority);
+						   BOOL is_priority) override;
 
     void queueRequestHttp(const LLUUID& uuid,
                           LLAssetType::EType type,
@@ -93,8 +94,35 @@ protected:
 
     std::string getAssetURL(const std::string& cap_url, const LLUUID& uuid, LLAssetType::EType atype);
 
-    void logAssetStorageInfo();
-    
+    void logAssetStorageInfo() override;
+
+    // Asset storage works through coroutines and coroutines have limited queue capacity
+    // This class is meant to temporary store requests when fiber's queue is full
+    class CoroWaitList
+    {
+    public:
+        CoroWaitList(LLViewerAssetRequest *req,
+            const LLUUID& uuid,
+            LLAssetType::EType atype,
+            LLGetAssetCallback &callback,
+            void *user_data)
+          : mRequest(req),
+            mId(uuid),
+            mType(atype),
+            mCallback(callback),
+            mUserData(user_data)
+        {
+        }
+
+        LLViewerAssetRequest* mRequest;
+        LLUUID mId;
+        LLAssetType::EType mType;
+        LLGetAssetCallback mCallback;
+        void *mUserData;
+    };
+    typedef std::list<CoroWaitList> wait_list_t;
+    wait_list_t mCoroWaitList;
+
     std::string mViewerAssetUrl;
     S32 mAssetCoroCount;
     S32 mCountRequests;
diff --git a/indra/newview/llviewerdisplay.cpp b/indra/newview/llviewerdisplay.cpp
index d314b1477a..6d939fbe21 100644
--- a/indra/newview/llviewerdisplay.cpp
+++ b/indra/newview/llviewerdisplay.cpp
@@ -753,10 +753,7 @@ void display(BOOL rebuild, F32 zoom_factor, int subfield, BOOL for_snapshot)
 				glViewport(0,0,512,512);
 				LLVOAvatar::updateFreezeCounter() ;
 
-				if(!LLPipeline::sMemAllocationThrottled)
-				{		
-					LLVOAvatar::updateImpostors();
-				}
+				LLVOAvatar::updateImpostors();
 
 				set_current_projection(proj);
 				set_current_modelview(mod);
diff --git a/indra/newview/llviewerjoint.cpp b/indra/newview/llviewerjoint.cpp
index a448a95904..9653e80b53 100644
--- a/indra/newview/llviewerjoint.cpp
+++ b/indra/newview/llviewerjoint.cpp
@@ -143,8 +143,10 @@ U32 LLViewerJoint::render( F32 pixelArea, BOOL first_pass, BOOL is_dummy )
 	//----------------------------------------------------------------
 	for (LLJoint* j : mChildren)
 	{
-		LLAvatarJoint* joint = dynamic_cast<LLAvatarJoint*>(j);
-		F32 jointLOD = joint ? joint->getLOD() : 0;
+		// LLViewerJoint is derived from LLAvatarJoint,
+		// all children of LLAvatarJoint are assumed to be LLAvatarJoint
+		LLAvatarJoint* joint = static_cast<LLAvatarJoint*>(j);
+		F32 jointLOD = joint->getLOD();
 		if (pixelArea >= jointLOD || sDisableLOD)
 		{
 			triangle_count += joint->render( pixelArea, TRUE, is_dummy );
diff --git a/indra/newview/llviewerjointmesh.cpp b/indra/newview/llviewerjointmesh.cpp
index fdfd22c117..63ad708e59 100644
--- a/indra/newview/llviewerjointmesh.cpp
+++ b/indra/newview/llviewerjointmesh.cpp
@@ -56,7 +56,7 @@
 #include "m4math.h"
 #include "llmatrix4a.h"
 
-#if !LL_DARWIN && !LL_LINUX && !LL_SOLARIS
+#if !LL_DARWIN && !LL_LINUX
 extern PFNGLWEIGHTPOINTERARBPROC glWeightPointerARB;
 extern PFNGLWEIGHTFVARBPROC glWeightfvARB;
 extern PFNGLVERTEXBLENDARBPROC glVertexBlendARB;
diff --git a/indra/newview/llviewermenu.cpp b/indra/newview/llviewermenu.cpp
index eef48ad083..9d05f59b09 100644
--- a/indra/newview/llviewermenu.cpp
+++ b/indra/newview/llviewermenu.cpp
@@ -5406,7 +5406,7 @@ class LLToolsSelectNextPartFace : public view_listener_t
                         new_te = to_select->getNumTEs() - 1;
                     }
                 }
-                LLSelectMgr::getInstance()->addAsIndividual(to_select, new_te, FALSE);
+                LLSelectMgr::getInstance()->selectObjectOnly(to_select, new_te);
             }
             else
             {
diff --git a/indra/newview/llviewernetwork.cpp b/indra/newview/llviewernetwork.cpp
index a593905060..be05ac0d3a 100644
--- a/indra/newview/llviewernetwork.cpp
+++ b/indra/newview/llviewernetwork.cpp
@@ -130,7 +130,7 @@ void LLGridManager::initialize(const std::string& grid_file)
 				  "https://secondlife.aditi.lindenlab.com/helpers/",
 				  DEFAULT_LOGIN_PAGE,
 				  SL_UPDATE_QUERY_URL,
-				  "https://my.aditi.lindenlab.com/",
+				  "https://my.secondlife-beta.com/",
 				  "Aditi");
 
 	LLSD other_grids;
diff --git a/indra/newview/llviewertexture.cpp b/indra/newview/llviewertexture.cpp
index 20a22ba45e..ca01bb46aa 100644
--- a/indra/newview/llviewertexture.cpp
+++ b/indra/newview/llviewertexture.cpp
@@ -3314,13 +3314,6 @@ void LLViewerLODTexture::processTextureStats()
 	{
 		mDesiredDiscardLevel = llmin(mDesiredDiscardLevel, (S8)mDesiredSavedRawDiscardLevel);
 	}
-	else if(LLPipeline::sMemAllocationThrottled)//release memory of large textures by decrease their resolutions.
-	{
-		if(scaleDown())
-		{
-			mDesiredDiscardLevel = mCachedRawDiscardLevel;
-		}
-	}
 }
 
 bool LLViewerLODTexture::scaleDown()
diff --git a/indra/newview/llviewerwindow.cpp b/indra/newview/llviewerwindow.cpp
index 9c1aa772d8..21985d5a8a 100644
--- a/indra/newview/llviewerwindow.cpp
+++ b/indra/newview/llviewerwindow.cpp
@@ -314,6 +314,99 @@ RecordToChatConsole::RecordToChatConsole():
 
 ////////////////////////////////////////////////////////////////////////////
 //
+// Print Utility
+//
+
+// Convert a normalized float (-1.0 <= x <= +1.0) to a fixed 1.4 format string:
+//
+//    s#.####
+//
+// Where:
+//    s  sign character; space if x is positiv, minus if negative
+//    #  decimal digits
+//
+// This is similar to printf("%+.4f") except positive numbers are NOT cluttered with a leading '+' sign.
+// NOTE: This does NOT null terminate the output
+void normalized_float_to_string(const float x, char *out_str)
+{
+    static const unsigned char DECIMAL_BCD2[] =
+    {
+        0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09,
+        0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19,
+        0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, 0x29,
+        0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39,
+        0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, 0x49,
+        0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, 0x59,
+        0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, 0x68, 0x69,
+        0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, 0x78, 0x79,
+        0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, 0x88, 0x89,
+        0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, 0x98, 0x99
+    };
+
+    int neg = (x < 0);
+    int rem = neg
+            ? (int)(x * -10000.)
+            : (int)(x *  10000.);
+
+    int d10 = rem % 100; rem /= 100;
+    int d32 = rem % 100; rem /= 100;
+
+    out_str[6] = '0' + ((DECIMAL_BCD2[ d10 ] >> 0) & 0xF);
+    out_str[5] = '0' + ((DECIMAL_BCD2[ d10 ] >> 4) & 0xF);
+    out_str[4] = '0' + ((DECIMAL_BCD2[ d32 ] >> 0) & 0xF);
+    out_str[3] = '0' + ((DECIMAL_BCD2[ d32 ] >> 4) & 0xF);
+    out_str[2] = '.';
+    out_str[1] = '0' + (rem & 1);
+    out_str[0] = " -"[neg]; // Could always show '+' for positive but this clutters up the common case
+}
+
+// normalized float
+//    printf("%-.4f    %-.4f    %-.4f")
+// Params:
+//   float  &matrix_row[4]
+//   int    matrix_cell_index
+//   string out_buffer (size 32)
+// Note: The buffer is assumed to be pre-filled with spaces
+#define MATRIX_ROW_N32_TO_STR(matrix_row, i, out_buffer)          \
+    normalized_float_to_string(matrix_row[i+0], out_buffer +  0); \
+    normalized_float_to_string(matrix_row[i+1], out_buffer + 11); \
+    normalized_float_to_string(matrix_row[i+2], out_buffer + 22); \
+    out_buffer[31] = 0;
+
+
+// regular float
+//    sprintf(buffer, "%-8.2f  %-8.2f  %-8.2f", matrix_row[i+0], matrix_row[i+1], matrix_row[i+2]);
+// Params:
+//   float  &matrix_row[4]
+//   int    matrix_cell_index
+//   char   out_buffer[32]
+// Note: The buffer is assumed to be pre-filled with spaces
+#define MATRIX_ROW_F32_TO_STR(matrix_row, i, out_buffer) {                       \
+    static const char *format[3] = {                                             \
+        "%-8.2f"  ,  /* 0 */                                                     \
+        ">  99K  ",  /* 1 */                                                     \
+        "< -99K  "   /* 2 */                                                     \
+    };                                                                           \
+                                                                                 \
+    F32 temp_0 = matrix_row[i+0];                                                \
+    F32 temp_1 = matrix_row[i+1];                                                \
+    F32 temp_2 = matrix_row[i+2];                                                \
+                                                                                 \
+    U8 flag_0 = (((U8)(temp_0 < -99999.99)) << 1) | ((U8)(temp_0 > 99999.99));   \
+    U8 flag_1 = (((U8)(temp_1 < -99999.99)) << 1) | ((U8)(temp_1 > 99999.99));   \
+    U8 flag_2 = (((U8)(temp_2 < -99999.99)) << 1) | ((U8)(temp_2 > 99999.99));   \
+                                                                                 \
+    if (temp_0 < 0.f) out_buffer[ 0] = '-';                                      \
+    if (temp_1 < 0.f) out_buffer[11] = '-';                                      \
+    if (temp_2 < 0.f) out_buffer[22] = '-';                                      \
+                                                                                 \
+    sprintf(out_buffer+ 1,format[flag_0],fabsf(temp_0)); out_buffer[ 1+8] = ' '; \
+    sprintf(out_buffer+12,format[flag_1],fabsf(temp_1)); out_buffer[12+8] = ' '; \
+    sprintf(out_buffer+23,format[flag_2],fabsf(temp_2)); out_buffer[23+8] =  0 ; \
+}
+
+////////////////////////////////////////////////////////////////////////////
+//
 // LLDebugText
 //
 
@@ -334,7 +427,11 @@ private:
 	typedef std::vector<Line> line_list_t;
 	line_list_t mLineList;
 	LLColor4 mTextColor;
-	
+
+	LLColor4 mBackColor;
+	LLRect mBackRectCamera1;
+	LLRect mBackRectCamera2;
+
 	void addText(S32 x, S32 y, const std::string &text) 
 	{
 		mLineList.push_back(Line(text, x, y));
@@ -376,11 +473,22 @@ public:
 		mTextColor = LLColor4( 0.86f, 0.86f, 0.86f, 1.f );
 
 		// Draw stuff growing up from right lower corner of screen
-		S32 xpos = mWindow->getWorldViewWidthScaled() - 400;
+		S32 x_right = mWindow->getWorldViewWidthScaled();
+		S32 xpos = x_right - 400;
 		xpos = llmax(xpos, 0);
 		S32 ypos = 64;
 		const S32 y_inc = 20;
 
+		// Camera matrix text is hard to see again a white background
+		// Add a dark background underneath the matrices for readability (contrast)
+		mBackRectCamera1.mLeft   = xpos;
+		mBackRectCamera1.mRight  = x_right;
+		mBackRectCamera1.mTop    = -1;
+		mBackRectCamera1.mBottom = -1;
+		mBackRectCamera2 = mBackRectCamera1;
+
+		mBackColor = LLUIColorTable::instance().getColor( "MenuDefaultBgColor" );
+
 		clearText();
 		
 		if (gSavedSettings.getBOOL("DebugShowTime"))
@@ -716,48 +824,45 @@ public:
 		}
 		if (gSavedSettings.getBOOL("DebugShowRenderMatrices"))
 		{
-			addText(xpos, ypos, llformat("%.4f    .%4f    %.4f    %.4f", gGLProjection[12], gGLProjection[13], gGLProjection[14], gGLProjection[15]));
-			ypos += y_inc;
-
-			addText(xpos, ypos, llformat("%.4f    .%4f    %.4f    %.4f", gGLProjection[8], gGLProjection[9], gGLProjection[10], gGLProjection[11]));
-			ypos += y_inc;
-
-			addText(xpos, ypos, llformat("%.4f    .%4f    %.4f    %.4f", gGLProjection[4], gGLProjection[5], gGLProjection[6], gGLProjection[7]));
-			ypos += y_inc;
+			char camera_lines[8][32];
+			memset(camera_lines, ' ', sizeof(camera_lines));
 
-			addText(xpos, ypos, llformat("%.4f    .%4f    %.4f    %.4f", gGLProjection[0], gGLProjection[1], gGLProjection[2], gGLProjection[3]));
-			ypos += y_inc;
+			// Projection last column is always <0,0,-1.0001,0>
+			// Projection last row is always <0,0,-0.2>
+			mBackRectCamera1.mBottom = ypos - y_inc + 2;
+			MATRIX_ROW_N32_TO_STR(gGLProjection, 12,camera_lines[7]); addText(xpos, ypos, std::string(camera_lines[7])); ypos += y_inc;
+			MATRIX_ROW_N32_TO_STR(gGLProjection,  8,camera_lines[6]); addText(xpos, ypos, std::string(camera_lines[6])); ypos += y_inc;
+			MATRIX_ROW_N32_TO_STR(gGLProjection,  4,camera_lines[5]); addText(xpos, ypos, std::string(camera_lines[5])); ypos += y_inc; mBackRectCamera1.mTop    = ypos + 2;
+			MATRIX_ROW_N32_TO_STR(gGLProjection,  0,camera_lines[4]); addText(xpos, ypos, std::string(camera_lines[4])); ypos += y_inc; mBackRectCamera2.mBottom = ypos + 2;
 
 			addText(xpos, ypos, "Projection Matrix");
 			ypos += y_inc;
 
-
-			addText(xpos, ypos, llformat("%.4f    .%4f    %.4f    %.4f", gGLModelView[12], gGLModelView[13], gGLModelView[14], gGLModelView[15]));
-			ypos += y_inc;
-
-			addText(xpos, ypos, llformat("%.4f    .%4f    %.4f    %.4f", gGLModelView[8], gGLModelView[9], gGLModelView[10], gGLModelView[11]));
-			ypos += y_inc;
-
-			addText(xpos, ypos, llformat("%.4f    .%4f    %.4f    %.4f", gGLModelView[4], gGLModelView[5], gGLModelView[6], gGLModelView[7]));
-			ypos += y_inc;
-
-			addText(xpos, ypos, llformat("%.4f    .%4f    %.4f    %.4f", gGLModelView[0], gGLModelView[1], gGLModelView[2], gGLModelView[3]));
-			ypos += y_inc;
+			// View last column is always <0,0,0,1>
+			MATRIX_ROW_F32_TO_STR(gGLModelView, 12,camera_lines[3]); addText(xpos, ypos, std::string(camera_lines[3])); ypos += y_inc;
+			MATRIX_ROW_N32_TO_STR(gGLModelView,  8,camera_lines[2]); addText(xpos, ypos, std::string(camera_lines[2])); ypos += y_inc;
+			MATRIX_ROW_N32_TO_STR(gGLModelView,  4,camera_lines[1]); addText(xpos, ypos, std::string(camera_lines[1])); ypos += y_inc; mBackRectCamera2.mTop = ypos + 2;
+			MATRIX_ROW_N32_TO_STR(gGLModelView,  0,camera_lines[0]); addText(xpos, ypos, std::string(camera_lines[0])); ypos += y_inc;
 
 			addText(xpos, ypos, "View Matrix");
 			ypos += y_inc;
 		}
 		// disable use of glReadPixels which messes up nVidia nSight graphics debugging
-		if (gSavedSettings.getBOOL("DebugShowColor") && !LLRender::sNsightDebugSupport)
-		{
-			U8 color[4];
-			LLCoordGL coord = gViewerWindow->getCurrentMouse();
-			glReadPixels(coord.mX, coord.mY, 1,1,GL_RGBA, GL_UNSIGNED_BYTE, color);
-			addText(xpos, ypos, llformat("%d %d %d %d", color[0], color[1], color[2], color[3]));
-			ypos += y_inc;
-		}
+        if (gSavedSettings.getBOOL("DebugShowColor") && !LLRender::sNsightDebugSupport)
+        {
+            U8 color[4];
+            LLCoordGL coord = gViewerWindow->getCurrentMouse();
 
-		// only display these messages if we are actually rendering beacons at this moment
+            // Convert x,y to raw pixel coords
+            S32 x_raw = llround(coord.mX * gViewerWindow->getWindowWidthRaw() / (F32) gViewerWindow->getWindowWidthScaled());
+            S32 y_raw = llround(coord.mY * gViewerWindow->getWindowHeightRaw() / (F32) gViewerWindow->getWindowHeightScaled());
+            
+            glReadPixels(x_raw, y_raw, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, color);
+            addText(xpos, ypos, llformat("Pixel <%1d, %1d> R:%1d G:%1d B:%1d A:%1d", x_raw, y_raw, color[0], color[1], color[2], color[3]));
+            ypos += y_inc;
+        }
+
+        // only display these messages if we are actually rendering beacons at this moment
 		if (LLPipeline::getRenderBeacons() && LLFloaterReg::instanceVisible("beacons"))
 		{
 			if (LLPipeline::getRenderMOAPBeacons())
@@ -884,6 +989,18 @@ public:
 	void draw()
 	{
 		LL_RECORD_BLOCK_TIME(FTM_DISPLAY_DEBUG_TEXT);
+
+		// Camera matrix text is hard to see again a white background
+		// Add a dark background underneath the matrices for readability (contrast)
+		if (mBackRectCamera1.mTop >= 0)
+		{
+			mBackColor.setAlpha( 0.75f );
+			gl_rect_2d(mBackRectCamera1, mBackColor, true);
+
+			mBackColor.setAlpha( 0.66f );
+			gl_rect_2d(mBackRectCamera2, mBackColor, true);
+		}
+
 		for (line_list_t::iterator iter = mLineList.begin();
 			 iter != mLineList.end(); ++iter)
 		{
@@ -892,7 +1009,6 @@ public:
 											 LLFontGL::LEFT, LLFontGL::TOP,
 											 LLFontGL::NORMAL, LLFontGL::NO_SHADOW, S32_MAX, S32_MAX, NULL, FALSE);
 		}
-		mLineList.clear();
 	}
 
 };
@@ -1800,8 +1916,8 @@ LLViewerWindow::LLViewerWindow(const Params& p)
 		ms_sleep(5000) ; //wait for 5 seconds.
 
 		LLSplashScreen::update(LLTrans::getString("ShuttingDown"));
-#if LL_LINUX || LL_SOLARIS
-		LL_WARNS() << "Unable to create window, be sure screen is set at 32-bit color and your graphics driver is configured correctly.  See README-linux.txt or README-solaris.txt for further information."
+#if LL_LINUX
+		LL_WARNS() << "Unable to create window, be sure screen is set at 32-bit color and your graphics driver is configured correctly.  See README-linux.txt for further information."
 				<< LL_ENDL;
 #else
 		LL_WARNS("Window") << "Unable to create window, be sure screen is set at 32-bit color in Control Panels->Display->Settings"
@@ -2316,7 +2432,6 @@ void LLViewerWindow::shutdownGL()
 LLViewerWindow::~LLViewerWindow()
 {
 	LL_INFOS() << "Destroying Window" << LL_ENDL;
-	gDebugWindowProc = TRUE; // event catching, disable once we figure out cause for exit crashes
 	destroyWindow();
 
 	delete mDebugText;
@@ -2407,6 +2522,11 @@ void LLViewerWindow::reshape(S32 width, S32 height)
 		// round up when converting coordinates to make sure there are no gaps at edge of window
 		LLView::sForceReshape = display_scale_changed;
 		mRootView->reshape(llceil((F32)width / mDisplayScale.mV[VX]), llceil((F32)height / mDisplayScale.mV[VY]));
+        if (display_scale_changed)
+        {
+            // Needs only a 'scale change' update, everything else gets handled by LLLayoutStack::updateClass()
+            LLPanelLogin::reshapePanel();
+        }
 		LLView::sForceReshape = FALSE;
 
 		// clear font width caches
@@ -4731,10 +4851,6 @@ BOOL LLViewerWindow::rawSnapshot(LLImageRaw *raw, S32 image_width, S32 image_hei
 		return FALSE;
 	}
 	//check if there is enough memory for the snapshot image
-	if(LLPipeline::sMemAllocationThrottled)
-	{
-		return FALSE ; //snapshot taking is disabled due to memory restriction.
-	}
 	if(image_width * image_height > (1 << 22)) //if snapshot image is larger than 2K by 2K
 	{
 		if(!LLMemory::tryToAlloc(NULL, image_width * image_height * 3))
diff --git a/indra/newview/llvoiceclient.cpp b/indra/newview/llvoiceclient.cpp
index 57599c9f3a..e2bd1a39c7 100644
--- a/indra/newview/llvoiceclient.cpp
+++ b/indra/newview/llvoiceclient.cpp
@@ -180,6 +180,13 @@ void LLVoiceClient::terminate()
 {
 	if (mVoiceModule) mVoiceModule->terminate();
 	mVoiceModule = NULL;
+    m_servicePump = NULL;
+
+    // Shutdown speaker volume storage before LLSingletonBase::deleteAll() does it
+    if (LLSpeakerVolumeStorage::instanceExists())
+    {
+        LLSpeakerVolumeStorage::deleteSingleton();
+    }
 }
 
 const LLVoiceVersionInfo LLVoiceClient::getVersion()
diff --git a/indra/newview/llvoicevivox.cpp b/indra/newview/llvoicevivox.cpp
index a8d668420e..b0f57beff8 100644
--- a/indra/newview/llvoicevivox.cpp
+++ b/indra/newview/llvoicevivox.cpp
@@ -359,7 +359,7 @@ LLVivoxVoiceClient::LLVivoxVoiceClient() :
 //	gMuteListp->addObserver(&mutelist_listener);
 
 	
-#if LL_DARWIN || LL_LINUX || LL_SOLARIS
+#if LL_DARWIN || LL_LINUX
 		// HACK: THIS DOES NOT BELONG HERE
 		// When the vivox daemon dies, the next write attempt on our socket generates a SIGPIPE, which kills us.
 		// This should cause us to ignore SIGPIPE and handle the error through proper channels.
@@ -391,7 +391,7 @@ LLVivoxVoiceClient::~LLVivoxVoiceClient()
 void LLVivoxVoiceClient::init(LLPumpIO *pump)
 {
 	// constructor will set up LLVoiceClient::getInstance()
-	LLVivoxVoiceClient::getInstance()->mPump = pump;
+	mPump = pump;
 
 //     LLCoros::instance().launch("LLVivoxVoiceClient::voiceControlCoro",
 //         boost::bind(&LLVivoxVoiceClient::voiceControlCoro, LLVivoxVoiceClient::getInstance()));
@@ -419,6 +419,7 @@ void LLVivoxVoiceClient::terminate()
 	}
 
     sShuttingDown = true;
+    mPump = NULL;
 }
 
 //---------------------------------------------------
@@ -953,10 +954,15 @@ bool LLVivoxVoiceClient::startAndLaunchDaemon()
 
     llcoro::suspendUntilTimeout(UPDATE_THROTTLE_SECONDS);
 
-    while (!mPump)
-    {   // Can't do this until we have the pump available.
+    while (!mPump && !sShuttingDown)
+    {   // Can't use the pump until we have it available.
         llcoro::suspend();
     }
+
+    if (sShuttingDown)
+    {
+        return false;
+    }
     
     // MBW -- Note to self: pumps and pipes examples in
     //  indra/test/io.cpp
@@ -969,8 +975,10 @@ bool LLVivoxVoiceClient::startAndLaunchDaemon()
     readChain.push_back(LLIOPipe::ptr_t(new LLIOSocketReader(mSocket)));
     readChain.push_back(LLIOPipe::ptr_t(new LLVivoxProtocolParser()));
 
+
     mPump->addChain(readChain, NEVER_CHAIN_EXPIRY_SECS);
 
+
     //---------------------------------------------------------------------
     llcoro::suspendUntilTimeout(UPDATE_THROTTLE_SECONDS);
 
@@ -993,6 +1001,11 @@ bool LLVivoxVoiceClient::provisionVoiceAccount()
         // *TODO* Pump a message for wake up.
         llcoro::suspend();
     }
+    
+    if (sShuttingDown)
+    {
+        return false;
+    }
 
     std::string url = gAgent.getRegionCapability("ProvisionVoiceAccountRequest");
 
diff --git a/indra/newview/llvosky.cpp b/indra/newview/llvosky.cpp
index 2037aca7e9..878d7287ed 100644
--- a/indra/newview/llvosky.cpp
+++ b/indra/newview/llvosky.cpp
@@ -209,14 +209,7 @@ void LLSkyTex::create()
 
 void LLSkyTex::createGLImage(S32 which)
 {	
-    if (mIsShiny)
-    {
-        mTexture[which]->setExplicitFormat(GL_RGBA8, GL_RGBA);
-    }
-    else
-    {
-        mTexture[which]->setExplicitFormat(GL_SRGB8_ALPHA8, GL_RGBA);
-    }
+	mTexture[which]->setExplicitFormat(GL_RGBA8, GL_RGBA);
 	mTexture[which]->createGLTexture(0, mImageRaw[which], 0, TRUE, LLGLTexture::LOCAL);
 	mTexture[which]->setAddressMode(LLTexUnit::TAM_CLAMP);
 }
diff --git a/indra/newview/llvotree.cpp b/indra/newview/llvotree.cpp
index 8e46ccd555..41099cb570 100644
--- a/indra/newview/llvotree.cpp
+++ b/indra/newview/llvotree.cpp
@@ -45,6 +45,8 @@
 #include "llviewertexturelist.h"
 #include "llviewerobjectlist.h"
 #include "llviewerregion.h"
+#include "llvolumemgr.h"
+#include "llvovolume.h"
 #include "llworld.h"
 #include "noise.h"
 #include "pipeline.h"
@@ -85,6 +87,9 @@ LLVOTree::LLVOTree(const LLUUID &id, const LLPCode pcode, LLViewerRegion *region
 	mFrameCount = 0;
 	mWind = mRegionp->mWind.getVelocity(getPositionRegion());
 	mTrunkLOD = 0;
+
+	// if assert triggers, idleUpdate() needs to be revised and adjusted to new LOD levels
+	llassert(sMAX_NUM_TREE_LOD_LEVELS == LLVolumeLODGroup::NUM_LODS);
 }
 
 
@@ -347,8 +352,11 @@ void LLVOTree::idleUpdate(LLAgent &agent, const F64 &time)
 		return;
 	}
 	
-	S32 trunk_LOD = sMAX_NUM_TREE_LOD_LEVELS ;
+	S32 trunk_LOD = sMAX_NUM_TREE_LOD_LEVELS ; // disabled
 	F32 app_angle = getAppAngle()*LLVOTree::sTreeFactor;
+	F32 distance = mDrawable->mDistanceWRTCamera * LLVOVolume::sDistanceFactor * (F_PI / 3.f);
+	F32 diameter = getScale().length(); // trees have very broken scale, but length rougtly outlines proper diameter
+	F32 sz = mBillboardScale * mBillboardRatio * diameter;
 
 	for (S32 j = 0; j < sMAX_NUM_TREE_LOD_LEVELS; j++)
 	{
@@ -357,7 +365,14 @@ void LLVOTree::idleUpdate(LLAgent &agent, const F64 &time)
 			trunk_LOD = j;
 			break;
 		}
-	} 
+	}
+
+    F32 tan_angle = (LLVOTree::sTreeFactor * 64 * sz) / distance;
+    S32 cur_detail = LLVolumeLODGroup::getDetailFromTan(ll_round(tan_angle, 0.01f)); // larger value, better quality
+
+    // for trunk_LOD lower value means better quality, but both trunk_LOD and cur_detail have 4 levels
+    trunk_LOD = llmax(trunk_LOD, LLVolumeLODGroup::NUM_LODS - cur_detail - 1);
+    trunk_LOD = llmin(trunk_LOD, sMAX_NUM_TREE_LOD_LEVELS);
 
 	if (mReferenceBuffer.isNull())
 	{
@@ -408,8 +423,9 @@ void LLVOTree::setPixelAreaAndAngle(LLAgent &agent)
 	LLVector3 lookAt = center - viewer_pos_agent;
 	F32 dist = lookAt.normVec() ;	
 	F32 cos_angle_to_view_dir = lookAt * LLViewerCamera::getInstance()->getXAxis() ;	
-	
-	F32 range = dist - getMinScale()/2;
+	F32 radius = getScale().length()*0.5f;
+	F32 range = dist - radius;
+
 	if (range < F_ALMOST_ZERO || isHUDAttachment())		// range == zero
 	{
 		mAppAngle = 180.f;
diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp
index 95cfe29a80..3bdb8a2981 100644
--- a/indra/newview/llvovolume.cpp
+++ b/indra/newview/llvovolume.cpp
@@ -2337,8 +2337,7 @@ bool LLVOVolume::notifyAboutCreatingTexture(LLViewerTexture *texture)
 	//setup new materials
 	for(map_te_material::const_iterator it = new_material.begin(), end = new_material.end(); it != end; ++it)
 	{
-		// These are placeholder materials, they shouldn't be sent to server
-		LLMaterialMgr::getInstance()->setLocalMaterial(getRegion()->getRegionID(), it->second);
+		LLMaterialMgr::getInstance()->put(getID(), it->first, *it->second);
 		LLViewerObject::setTEMaterialParams(it->first, it->second);
 	}
 
diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index 7ba7e545f4..cd1b9c7c69 100644
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -129,6 +129,16 @@
 //
 #define MATERIALS_IN_REFLECTIONS 0
 
+// NOTE: Keep in sync with indra/newview/skins/default/xui/en/floater_preferences_graphics_advanced.xml
+// NOTE: Unused consts are commented out since some compilers (on macOS) may complain about unused variables.
+//  const S32 WATER_REFLECT_NONE_WATER_OPAQUE       = -2;
+    const S32 WATER_REFLECT_NONE_WATER_TRANSPARENT  = -1;
+    const S32 WATER_REFLECT_MINIMAL                 =  0;
+//  const S32 WATER_REFLECT_TERRAIN                 =  1;
+    const S32 WATER_REFLECT_STATIC_OBJECTS          =  2;
+    const S32 WATER_REFLECT_AVATARS                 =  3;
+    const S32 WATER_REFLECT_EVERYTHING              =  4;
+
 bool gShiftFrame = false;
 
 //cached settings
@@ -348,7 +358,6 @@ bool	LLPipeline::sRenderFrameTest = false;
 bool	LLPipeline::sRenderAttachedLights = true;
 bool	LLPipeline::sRenderAttachedParticles = true;
 bool	LLPipeline::sRenderDeferred = false;
-bool    LLPipeline::sMemAllocationThrottled = false;
 S32		LLPipeline::sVisibleLightCount = 0;
 F32		LLPipeline::sMinRenderSize = 0.f;
 bool	LLPipeline::sRenderingHUDs;
@@ -718,24 +727,6 @@ void LLPipeline::destroyGL()
 
 static LLTrace::BlockTimerStatHandle FTM_RESIZE_SCREEN_TEXTURE("Resize Screen Texture");
 
-//static
-void LLPipeline::throttleNewMemoryAllocation(bool disable)
-{
-	if(sMemAllocationThrottled != disable)
-	{
-		sMemAllocationThrottled = disable ;
-
-		if(sMemAllocationThrottled)
-		{
-			//send out notification
-			LLNotification::Params params("LowMemory");
-			LLNotifications::instance().add(params);
-
-			//release some memory.
-		}
-	}
-}
-
 void LLPipeline::requestResizeScreenTexture()
 {
     gResizeScreenTexture = TRUE;
@@ -9270,30 +9261,29 @@ inline float sgn(float a)
 }
 
 void LLPipeline::generateWaterReflection(LLCamera& camera_in)
-{	
-	if (LLPipeline::sWaterReflections && assertInitialized() && LLDrawPoolWater::sNeedsReflectionUpdate)
-	{
-		bool skip_avatar_update = false;
-		if (!isAgentAvatarValid() || gAgentCamera.getCameraAnimating() || gAgentCamera.getCameraMode() != CAMERA_MODE_MOUSELOOK || !LLVOAvatar::sVisibleInFirstPerson)
-		{
-			skip_avatar_update = true;
-		}
-		
-        LLCamera camera = camera_in;
+{
+    if (LLPipeline::sWaterReflections && assertInitialized() && LLDrawPoolWater::sNeedsReflectionUpdate)
+    {
+        bool skip_avatar_update = false;
+        if (!isAgentAvatarValid() || gAgentCamera.getCameraAnimating() || gAgentCamera.getCameraMode() != CAMERA_MODE_MOUSELOOK || !LLVOAvatar::sVisibleInFirstPerson)
+        {
+            skip_avatar_update = true;
+        }
 
+        LLCamera camera = camera_in;
         camera.setFar(camera_in.getFar() * 0.75f);
 
         bool camera_is_underwater = LLViewerCamera::getInstance()->cameraUnderWater();
 
-		LLPipeline::sReflectionRender = true;
-		
-		gPipeline.pushRenderTypeMask();
+        LLPipeline::sReflectionRender = true;
+
+        gPipeline.pushRenderTypeMask();
 
         glh::matrix4f saved_modelview  = get_current_modelview();
         glh::matrix4f saved_projection = get_current_projection();
-		glh::matrix4f mat;
+        glh::matrix4f mat;
 
-        S32 detail = RenderReflectionDetail;
+        S32 reflection_detail  = RenderReflectionDetail;
 
         F32 water_height      = gAgent.getRegion()->getWaterHeight(); 
         F32 camera_height     = camera_in.getOrigin().mV[VZ];
@@ -9307,32 +9297,34 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 
         camera.setOriginAndLookAt(reflect_origin, LLVector3::z_axis, reflect_interest_point);
 
-		//plane params
+        //plane params
         LLPlane plane;
-		LLVector3 pnorm;
-		S32 water_clip = 0;
+        LLVector3 pnorm;
+        S32 water_clip = 0;
         if (!camera_is_underwater)
-		{ //camera is above water, clip plane points up
-			pnorm.setVec(0,0,1);
+        {
+            //camera is above water, clip plane points up
+            pnorm.setVec(0,0,1);
             plane.setVec(pnorm, -water_height);
             water_clip = 1;
-		}
-		else
-		{	//camera is below water, clip plane points down
-			pnorm = LLVector3(0,0,-1);
+        }
+        else
+        {
+            //camera is below water, clip plane points down
+            pnorm = LLVector3(0,0,-1);
             plane.setVec(pnorm, water_height);
             water_clip = -1;
-		}
+        }
 
         S32 occlusion = LLPipeline::sUseOcclusion;
 
-			//disable occlusion culling for reflection map for now
-			LLPipeline::sUseOcclusion = 0;
+        //disable occlusion culling for reflection map for now
+        LLPipeline::sUseOcclusion = 0;
 
         if (!camera_is_underwater)
-        {   //generate planar reflection map
-
-			LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WATER0;
+        {
+            //generate planar reflection map
+            LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WATER0;
 
             gGL.matrixMode(LLRender::MM_MODELVIEW);
             gGL.pushMatrix();
@@ -9345,9 +9337,9 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
             mReflectionModelView = mat;
 
             set_current_modelview(mat);
-			gGL.loadMatrix(mat.m);
+            gGL.loadMatrix(mat.m);
 
-			LLViewerCamera::updateFrustumPlanes(camera, FALSE, TRUE);
+            LLViewerCamera::updateFrustumPlanes(camera, FALSE, TRUE);
 
             glh::vec3f    origin(0, 0, 0);
             glh::matrix4f inv_mat = mat.inverse();
@@ -9355,10 +9347,10 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 
             camera.setOrigin(origin.v);
 
-			glCullFace(GL_FRONT);
+            glCullFace(GL_FRONT);
 
-			if (LLDrawPoolWater::sNeedsReflectionUpdate)
-			{
+            if (LLDrawPoolWater::sNeedsReflectionUpdate)
+            {
                 gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
                 glClearColor(0,0,0,0);
                 mWaterRef.bindTarget();
@@ -9368,106 +9360,127 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
                 gGL.setColorMask(true, false);
                 mWaterRef.getViewport(gGLViewport);
 
-				//initial sky pass (no user clip plane)
-				{ //mask out everything but the sky
-					gPipeline.pushRenderTypeMask();
-					gPipeline.andRenderTypeMask(LLPipeline::RENDER_TYPE_SKY,
-						LLPipeline::RENDER_TYPE_WL_SKY,
-						LLPipeline::RENDER_TYPE_CLOUDS,
-						LLPipeline::END_RENDER_TYPES);
+                //initial sky pass (no user clip plane)
+                //mask out everything but the sky
+                gPipeline.pushRenderTypeMask();
+                {
+                    if (reflection_detail >= WATER_REFLECT_MINIMAL)
+                    {
+                        gPipeline.andRenderTypeMask(
+                            LLPipeline::RENDER_TYPE_SKY,
+                            LLPipeline::RENDER_TYPE_WL_SKY,
+                            LLPipeline::RENDER_TYPE_CLOUDS,
+                            LLPipeline::END_RENDER_TYPES);
+                    }
+                    else
+                    {
+                        gPipeline.andRenderTypeMask(
+                            LLPipeline::RENDER_TYPE_SKY,
+                            LLPipeline::RENDER_TYPE_WL_SKY,
+                            LLPipeline::END_RENDER_TYPES);
+                    }
 
                     updateCull(camera, mSky);
                     stateSort(camera, mSky);
-						renderGeom(camera, TRUE);
-
-					gPipeline.popRenderTypeMask();
-				}
+                    renderGeom(camera, TRUE);
+                }
+                gPipeline.popRenderTypeMask();
 
-				gPipeline.pushRenderTypeMask();
+                if (reflection_detail >= WATER_REFLECT_NONE_WATER_TRANSPARENT)
+                {
+                    gPipeline.pushRenderTypeMask();
+                    {
+                        clearRenderTypeMask(
+                            LLPipeline::RENDER_TYPE_WATER,
+                            LLPipeline::RENDER_TYPE_VOIDWATER,
+                            LLPipeline::RENDER_TYPE_GROUND,
+                            LLPipeline::RENDER_TYPE_SKY,
+                            LLPipeline::RENDER_TYPE_CLOUDS,
+                            LLPipeline::END_RENDER_TYPES);
+
+                        if (reflection_detail > WATER_REFLECT_MINIMAL)
+                        { //mask out selected geometry based on reflection detail
+                            if (reflection_detail < WATER_REFLECT_EVERYTHING)
+                            {
+                                clearRenderTypeMask(LLPipeline::RENDER_TYPE_PARTICLES, END_RENDER_TYPES);
+                                if (reflection_detail < WATER_REFLECT_AVATARS)
+                                {
+                                    clearRenderTypeMask(
+                                        LLPipeline::RENDER_TYPE_AVATAR,
+                                        LLPipeline::RENDER_TYPE_CONTROL_AV,
+                                        END_RENDER_TYPES);
+                                    if (reflection_detail < WATER_REFLECT_STATIC_OBJECTS)
+                                    {
+                                        clearRenderTypeMask(LLPipeline::RENDER_TYPE_VOLUME, END_RENDER_TYPES);
+                                    }
+                                }
+                            }
 
-				clearRenderTypeMask(LLPipeline::RENDER_TYPE_WATER,
-					LLPipeline::RENDER_TYPE_VOIDWATER,
-					LLPipeline::RENDER_TYPE_GROUND,
-					LLPipeline::RENDER_TYPE_SKY,
-					LLPipeline::RENDER_TYPE_CLOUDS,
-					LLPipeline::END_RENDER_TYPES);	
-
-				if (detail > 0)
-				{ //mask out selected geometry based on reflection detail
-					if (detail < 4)
-					{
-						clearRenderTypeMask(LLPipeline::RENDER_TYPE_PARTICLES, END_RENDER_TYPES);
-						if (detail < 3)
-						{
-                            clearRenderTypeMask(LLPipeline::RENDER_TYPE_AVATAR, LLPipeline::RENDER_TYPE_CONTROL_AV, END_RENDER_TYPES);
-							if (detail < 2)
-							{
-								clearRenderTypeMask(LLPipeline::RENDER_TYPE_VOLUME, END_RENDER_TYPES);
-							}
-						}
-					}
+                            LLGLUserClipPlane clip_plane(plane, mReflectionModelView, saved_projection);
+                            LLGLDisable cull(GL_CULL_FACE);
+                            updateCull(camera, mReflectedObjects, -water_clip, &plane);
+                            stateSort(camera, mReflectedObjects);
+                            renderGeom(camera);
+                        }
+                    }
+                    gPipeline.popRenderTypeMask();
+                }
 
-                    LLGLUserClipPlane clip_plane(plane, mReflectionModelView, saved_projection);
-					LLGLDisable cull(GL_CULL_FACE);
-                    updateCull(camera, mReflectedObjects, -water_clip, &plane);
-                    stateSort(camera, mReflectedObjects);
-							renderGeom(camera);
-						}
-                gPipeline.popRenderTypeMask();
                 mWaterRef.flush();
-				}
+            }
 
-			glCullFace(GL_BACK);
+            glCullFace(GL_BACK);
             gGL.matrixMode(LLRender::MM_MODELVIEW);
-			gGL.popMatrix();
-            
+            gGL.popMatrix();
+
             set_current_modelview(saved_modelview);
-		}
+        }
 
         //LLPipeline::sUseOcclusion = occlusion;
 
-		camera.setOrigin(camera_in.getOrigin());
-		//render distortion map
-		static bool last_update = true;
-		if (last_update)
-		{
+        camera.setOrigin(camera_in.getOrigin());
+        //render distortion map
+        static bool last_update = true;
+        if (last_update)
+        {
             gPipeline.pushRenderTypeMask();
 
-			camera.setFar(camera_in.getFar());
-			clearRenderTypeMask(LLPipeline::RENDER_TYPE_WATER,
-								LLPipeline::RENDER_TYPE_VOIDWATER,
-								LLPipeline::RENDER_TYPE_GROUND,
-								END_RENDER_TYPES);	
+            camera.setFar(camera_in.getFar());
+            clearRenderTypeMask(
+                LLPipeline::RENDER_TYPE_WATER,
+                LLPipeline::RENDER_TYPE_VOIDWATER,
+                LLPipeline::RENDER_TYPE_GROUND,
+                END_RENDER_TYPES);
 
             // intentionally inverted so that distortion map contents (objects under the water when we're above it)
             // will properly include water fog effects
             LLPipeline::sUnderWaterRender = !camera_is_underwater;
 
-			if (LLPipeline::sUnderWaterRender)
-			{
+            if (LLPipeline::sUnderWaterRender)
+            {
                 clearRenderTypeMask(
-                                    LLPipeline::RENDER_TYPE_GROUND,
-									LLPipeline::RENDER_TYPE_SKY,
-									LLPipeline::RENDER_TYPE_CLOUDS,
-									LLPipeline::RENDER_TYPE_WL_SKY,
-									END_RENDER_TYPES);		
-			}
-			LLViewerCamera::updateFrustumPlanes(camera);
+                    LLPipeline::RENDER_TYPE_GROUND,
+                    LLPipeline::RENDER_TYPE_SKY,
+                    LLPipeline::RENDER_TYPE_CLOUDS,
+                    LLPipeline::RENDER_TYPE_WL_SKY,
+                    END_RENDER_TYPES);
+            }
+            LLViewerCamera::updateFrustumPlanes(camera);
+
+            gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
 
-			gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
-			
             if (LLPipeline::sUnderWaterRender || LLDrawPoolWater::sNeedsDistortionUpdate)
             {
                 LLPipeline::sDistortionRender = true;
 
                 LLColor3 col = LLEnvironment::instance().getCurrentWater()->getWaterFogColor();
-			glClearColor(col.mV[0], col.mV[1], col.mV[2], 0.f);
+                glClearColor(col.mV[0], col.mV[1], col.mV[2], 0.f);
+
+                LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WATER1;
 
-			LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WATER1;
-			
                 mWaterDis.bindTarget();
-			mWaterDis.getViewport(gGLViewport);
-			
+                mWaterDis.getViewport(gGLViewport);
+
                 gGL.setColorMask(true, true);
                 mWaterDis.clear();
                 gGL.setColorMask(true, false);
@@ -9479,66 +9492,69 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
                 LLPlane plane(-pnorm, water_dist);
                 LLGLUserClipPlane clip_plane(plane, saved_modelview, saved_projection);
 
-				gGL.setColorMask(true, true);
-				mWaterDis.clear();
-				gGL.setColorMask(true, false);
+                gGL.setColorMask(true, true);
+                mWaterDis.clear();
+                gGL.setColorMask(true, false);
 
                 // ignore clip plane if we're underwater and viewing distortion map of objects above waterline
                 if (camera_is_underwater)
-				{
+                {
                     clip_plane.disable();
-				}
+                }
 
-                updateCull(camera, mRefractedObjects, water_clip, &plane);
-                stateSort(camera, mRefractedObjects);
-					renderGeom(camera);
+                if (reflection_detail >= WATER_REFLECT_NONE_WATER_TRANSPARENT)
+                {
+                    updateCull(camera, mRefractedObjects, water_clip, &plane);
+                    stateSort(camera, mRefractedObjects);
+                    renderGeom(camera);
+                }
 
-					if (LLGLSLShader::sNoFixedFunction)
-					{
-						gUIProgram.bind();
-					}
-					
-					LLWorld::getInstance()->renderPropertyLines();
-					
-					if (LLGLSLShader::sNoFixedFunction)
-					{
-						gUIProgram.unbind();
-					}
+                if (LLGLSLShader::sNoFixedFunction)
+                {
+                    gUIProgram.bind();
+                }
+
+                LLWorld::getInstance()->renderPropertyLines();
+
+                if (LLGLSLShader::sNoFixedFunction)
+                {
+                    gUIProgram.unbind();
+                }
 
                 mWaterDis.flush();
-			}
+            }
 
             LLPipeline::sDistortionRender = false;
-			
+
             gPipeline.popRenderTypeMask();
-		}
-		last_update = LLDrawPoolWater::sNeedsReflectionUpdate && LLDrawPoolWater::sNeedsDistortionUpdate;
+        }
+        last_update = LLDrawPoolWater::sNeedsReflectionUpdate && LLDrawPoolWater::sNeedsDistortionUpdate;
 
         gPipeline.popRenderTypeMask();
 
         LLPipeline::sUseOcclusion     = occlusion;
         LLPipeline::sUnderWaterRender = false;
-		LLPipeline::sReflectionRender = false;
+        LLPipeline::sReflectionRender = false;
 
         LLDrawPoolWater::sNeedsReflectionUpdate = FALSE;
         LLDrawPoolWater::sNeedsDistortionUpdate = FALSE;
 
-		if (!LLRenderTarget::sUseFBO)
-		{
-			glClear(GL_DEPTH_BUFFER_BIT);
-		}
-		glClearColor(0.f, 0.f, 0.f, 0.f);
-		gViewerWindow->setup3DViewport();
-		
-		LLGLState::checkStates();
+        if (!LLRenderTarget::sUseFBO)
+        {
+            glClear(GL_DEPTH_BUFFER_BIT);
+        }
+        glClearColor(0.f, 0.f, 0.f, 0.f);
+        gViewerWindow->setup3DViewport();
 
-		if (!skip_avatar_update)
-		{
-			gAgentAvatarp->updateAttachmentVisibility(gAgentCamera.getCameraMode());
-		}
+        LLGLState::checkStates();
 
-		LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WORLD;
-	}
+        if (!skip_avatar_update)
+        {
+            gAgentAvatarp->updateAttachmentVisibility(gAgentCamera.getCameraMode());
+        }
+
+        LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WORLD;
+    }
 }
 
 glh::matrix4f look(const LLVector3 pos, const LLVector3 dir, const LLVector3 up)
diff --git a/indra/newview/pipeline.h b/indra/newview/pipeline.h
index 52fd51cd80..0eaa6b141d 100644
--- a/indra/newview/pipeline.h
+++ b/indra/newview/pipeline.h
@@ -414,10 +414,6 @@ public:
 	static void updateRenderDeferred();
 	static void refreshCachedSettings();
 
-	static void throttleNewMemoryAllocation(bool disable);
-
-	
-
 	void addDebugBlip(const LLVector3& position, const LLColor4& color);
 
 	void hidePermanentObjects( std::vector<U32>& restoreList );
@@ -600,7 +596,6 @@ public:
 	static bool				sRenderAttachedLights;
 	static bool				sRenderAttachedParticles;
 	static bool				sRenderDeferred;
-	static bool             sMemAllocationThrottled;
 	static S32				sVisibleLightCount;
 	static F32				sMinRenderSize;
 	static bool				sRenderingHUDs;
diff --git a/indra/newview/skins/default/colors.xml b/indra/newview/skins/default/colors.xml
index e1cf708094..efe8102f83 100644
--- a/indra/newview/skins/default/colors.xml
+++ b/indra/newview/skins/default/colors.xml
@@ -337,6 +337,9 @@
      name="ContextSilhouetteColor"
      reference="EmphasisColor" />
     <color
+     name="ConversationFriendColor"
+     value="0.42 0.85 0.71 1" />
+    <color
      name="DefaultHighlightDark"
      reference="White_10" />
     <color
diff --git a/indra/newview/skins/default/xui/en/floater_buy_object.xml b/indra/newview/skins/default/xui/en/floater_buy_object.xml
index 49be4290c7..1f7d52dbf5 100644
--- a/indra/newview/skins/default/xui/en/floater_buy_object.xml
+++ b/indra/newview/skins/default/xui/en/floater_buy_object.xml
@@ -32,6 +32,10 @@
      name="no_transfer_text">
         (no transfer)
     </floater.string>
+    <floater.string
+      name="mupliple_selected">
+        Mupliple selection
+    </floater.string>
     <scroll_list
      background_visible="true"
      draw_border="false"
diff --git a/indra/newview/skins/default/xui/en/floater_im_session.xml b/indra/newview/skins/default/xui/en/floater_im_session.xml
index c64ee5565a..15f02ab9c3 100644
--- a/indra/newview/skins/default/xui/en/floater_im_session.xml
+++ b/indra/newview/skins/default/xui/en/floater_im_session.xml
@@ -267,6 +267,36 @@
                  right="-1">
                     <layout_panel
                      name="input_editor_layout_panel">
+                        <avatar_icon
+                         follows="left|bottom"
+                         name="avatar_icon"
+                         height="20"
+                         default_icon_name="Generic_Person"
+                         layout="topleft"
+                         left="3"
+                         bottom="-9"
+                         visible="false"
+                         width="20" />
+                        <group_icon
+                         follows="left|bottom"
+                         name="group_chat_icon"
+                         height="20"
+                         default_icon_name="Generic_Group"
+                         layout="topleft"
+                         left="3"
+                         bottom="-9"
+                         visible="false"
+                         width="20" />
+                        <icon
+                         follows="left|bottom"
+                         height="20"
+                         image_name="Nearby_chat_icon"
+                         layout="topleft"
+                         left="3"
+                         bottom="-9"
+                         name="nearby_chat_icon"
+                         visible="false"
+                         width="20"/>
                         <chat_editor
                          layout="topleft"
                          expand_lines_count="5"
@@ -280,7 +310,7 @@
                          spellcheck="true"
                          tab_group="3"
                          bottom="-8"
-                         left="5"
+                         left_pad="5"
                          right="-5"
                          wrap="true" />
                     </layout_panel>
diff --git a/indra/newview/skins/default/xui/en/floater_preferences_graphics_advanced.xml b/indra/newview/skins/default/xui/en/floater_preferences_graphics_advanced.xml
index e282f1b179..3cc99b28c9 100644
--- a/indra/newview/skins/default/xui/en/floater_preferences_graphics_advanced.xml
+++ b/indra/newview/skins/default/xui/en/floater_preferences_graphics_advanced.xml
@@ -724,6 +724,14 @@
     name="Reflections"
     width="150">
       <combo_box.item
+        label="None; opaque"
+        name="0"
+        value="-2"/>
+      <combo_box.item
+        label="None; transparent"
+        name="0"
+        value="-1"/>
+      <combo_box.item
         label="Minimal"
         name="0"
         value="0"/>
diff --git a/indra/newview/skins/default/xui/en/floater_publish_classified.xml b/indra/newview/skins/default/xui/en/floater_publish_classified.xml
index 322e34272c..84e0b489d0 100644
--- a/indra/newview/skins/default/xui/en/floater_publish_classified.xml
+++ b/indra/newview/skins/default/xui/en/floater_publish_classified.xml
@@ -6,6 +6,7 @@
  layout="topleft"
  name="publish_classified"
  title="Publishing Classified"
+ help_topic="profile_edit_classified"
  width="320">
     <text
      top="20"
diff --git a/indra/newview/skins/default/xui/en/notifications.xml b/indra/newview/skins/default/xui/en/notifications.xml
index 1313632803..ff2d6c0d84 100644
--- a/indra/newview/skins/default/xui/en/notifications.xml
+++ b/indra/newview/skins/default/xui/en/notifications.xml
@@ -4039,6 +4039,8 @@ Finished download of raw terrain file to:
 [DOWNLOAD_PATH].
   </notification>
 
+  <!-- RequiredUpdate does not display release notes URL because we don't get
+       that from login.cgi's login failure message. -->
   <notification
    icon="alertmodal.tga"
    name="RequiredUpdate"
@@ -4056,6 +4058,8 @@ Please download from https://secondlife.com/support/downloads/
    name="PauseForUpdate"
    type="alertmodal">
 Version [VERSION] is required for login.
+Release notes: [URL]
+
 Click OK to download and install.
     <tag>confirm</tag>
     <usetemplate
@@ -4068,6 +4072,8 @@ Click OK to download and install.
    name="OptionalUpdateReady"
    type="alertmodal">
 Version [VERSION] has been downloaded and is ready to install.
+Release notes: [URL]
+
 Click OK to install.
     <tag>confirm</tag>
     <usetemplate
@@ -4080,6 +4086,8 @@ Click OK to install.
    name="PromptOptionalUpdate"
    type="alertmodal">
 Version [VERSION] has been downloaded and is ready to install.
+Release notes: [URL]
+
 Proceed?
     <tag>confirm</tag>
     <usetemplate
@@ -9603,6 +9611,12 @@ You do not appear to have the proper hardware requirements for [APP_NAME]. [APP_
 If you continue to have problems, please visit the [SUPPORT_SITE].
   </global>
 
+  <global name="UnsupportedIntelDriver">
+The installed Intel graphics driver for [GPUNAME], version [VERSION], is significantly out of date and is known to cause excessive rates of program crashes. You are strongly advised to update to a current Intel driver
+
+Do you want to check the Intel driver website?
+  </global>
+
   <global name="UnsupportedCPUAmount">
 796
   </global>
diff --git a/indra/newview/skins/default/xui/en/strings.xml b/indra/newview/skins/default/xui/en/strings.xml
index a6116dc9be..440e8b140f 100644
--- a/indra/newview/skins/default/xui/en/strings.xml
+++ b/indra/newview/skins/default/xui/en/strings.xml
@@ -2299,6 +2299,7 @@ For AI Character: Get the closest navigable point to the point provided.
 	<string name="InventoryNoMatchingRecentItems">Didn't find what you're looking for? Try [secondlife:///app/inventory/filters Show filters].</string>
 	<string name="PlacesNoMatchingItems">Didn't find what you're looking for? Try [secondlife:///app/search/places/[SEARCH_TERM] Search].</string>
 	<string name="FavoritesNoMatchingItems">Drag a landmark here to add it to your favorites.</string>
+	<string name="MarketplaceNoListing">You have no listings yet.</string>
 	<string name="MarketplaceNoMatchingItems">No items found. Check the spelling of your search string and try again.</string>
 	<string name="InventoryNoTexture">You do not have a copy of this texture in your inventory</string>
 	<string name="InventoryInboxNoItems">Your Marketplace purchases will appear here. You may then drag them into your inventory to use them.</string>
@@ -3693,10 +3694,10 @@ If you continue to receive this message, contact the [SUPPORT_SITE].
   Also there are some other places where "generic" is used.
   So, let add string with name="generic" with the same value as "generic_request_error" -->
   <string name="generic">
-    Error making request, please try again later.
+    Please close and reopen the conversation, or relog and try again.
   </string>
   <string name="generic_request_error">
-    Error making request, please try again later.
+    Please close and reopen the conversation, or relog and try again.
   </string>
   <string name="insufficient_perms_error">
     You do not have sufficient permissions.
diff --git a/indra/newview/tests/lllogininstance_test.cpp b/indra/newview/tests/lllogininstance_test.cpp
index 57f2d31eab..f9abc8b25d 100644
--- a/indra/newview/tests/lllogininstance_test.cpp
+++ b/indra/newview/tests/lllogininstance_test.cpp
@@ -41,6 +41,7 @@
 #include "../test/lltut.h"
 #include "llevents.h"
 #include "llnotificationsutil.h"
+#include "lltrans.h"
 
 #if defined(LL_WINDOWS)
 #pragma warning(disable: 4355)      // using 'this' in base-class ctor initializer expr
@@ -77,6 +78,11 @@ void LLViewerWindow::setShowProgress(BOOL show) {}
 LLProgressView * LLViewerWindow::getProgressView(void) const { return 0; }
 
 LLViewerWindow* gViewerWindow;
+
+std::string LLTrans::getString(const std::string &xml_desc, const LLStringUtil::format_map_t& args, bool def_string)
+{
+    return std::string("test_trans");
+}
 	
 class LLLogin::Impl
 {
diff --git a/indra/newview/viewer_manifest.py b/indra/newview/viewer_manifest.py
index 6d231040f7..adac7af712 100755
--- a/indra/newview/viewer_manifest.py
+++ b/indra/newview/viewer_manifest.py
@@ -533,6 +533,9 @@ class WindowsManifest(ViewerManifest):
             # For textures
             self.path("openjpeg.dll")
 
+            # Uriparser
+            self.path("uriparser.dll")
+
             # These need to be installed as a SxS assembly, currently a 'private' assembly.
             # See http://msdn.microsoft.com/en-us/library/ms235291(VS.80).aspx
             self.path("msvcp140.dll")
@@ -1035,6 +1038,7 @@ class DarwinManifest(ViewerManifest):
                                 # libnghttp2.major.dylib, which is a symlink to
                                 # libnghttp2.version.dylib. Get all of them.
                                 "libnghttp2.*dylib",
+                                "liburiparser.*dylib",
                                 ):
                     dylibs += path_optional(os.path.join(relpkgdir, libfile), libfile)