Merged lindenlab/viewer-neko into default

66 files changed, 1299 insertions, 830 deletions

diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index d1924126ec..905f870a56 100644
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -1757,6 +1757,7 @@ if (WINDOWS)
       SLPlugin
       media_plugin_quicktime
       media_plugin_cef
+      media_plugin_libvlc
       winmm_shim
       windows-crash-logger
       )
@@ -1972,6 +1973,7 @@ if (LINUX)
     linux-crash-logger
     SLPlugin
     media_plugin_gstreamer010
+    media_plugin_libvlc
     llcommon
     )
 
@@ -2079,7 +2081,7 @@ if (DARWIN)
       ${CMAKE_CURRENT_SOURCE_DIR}/viewer_manifest.py
     )
 
-  add_dependencies(${VIEWER_BINARY_NAME} SLPlugin media_plugin_quicktime media_plugin_cef mac-crash-logger)
+  add_dependencies(${VIEWER_BINARY_NAME} SLPlugin media_plugin_quicktime media_plugin_libvlc media_plugin_cef mac-crash-logger)
   add_dependencies(${VIEWER_BINARY_NAME} mac-crash-logger)
 
   if (ENABLE_SIGNING)
diff --git a/indra/newview/VIEWER_VERSION.txt b/indra/newview/VIEWER_VERSION.txt
index 7919852fe1..4d0dcda01c 100644
--- a/indra/newview/VIEWER_VERSION.txt
+++ b/indra/newview/VIEWER_VERSION.txt
@@ -1 +1 @@
-4.0.9
+4.1.2
diff --git a/indra/newview/app_settings/commands.xml b/indra/newview/app_settings/commands.xml
index a0d3dc0f99..9bc0a7c701 100644
--- a/indra/newview/app_settings/commands.xml
+++ b/indra/newview/app_settings/commands.xml
@@ -282,4 +282,14 @@
            is_running_function="Floater.IsOpen"
            is_running_parameters="camera"
            />
+  <command name="reporter"
+           available_in_toybox="true"
+           icon="Command_Report_Abuse_Icon"
+           label_ref="Command_Report_Abuse_Label"
+           tooltip_ref="Command_Report_Abuse_Tooltip"
+           execute_function="Floater.ToggleOrBringToFront"
+           execute_parameters="reporter"
+           is_running_function="Floater.IsOpen"
+           is_running_parameters="reporter"
+           />
 </commands>
diff --git a/indra/newview/app_settings/settings.xml b/indra/newview/app_settings/settings.xml
index 674923e88d..797b866724 100644
--- a/indra/newview/app_settings/settings.xml
+++ b/indra/newview/app_settings/settings.xml
@@ -5241,6 +5241,17 @@
       <key>Value</key>
       <integer>0</integer>
     </map>
+    <key>LastAppearanceTab</key>
+    <map>
+      <key>Comment</key>
+      <string>Last selected tab in appearance floater</string>
+      <key>Persist</key>
+      <integer>1</integer>
+      <key>Type</key>
+      <string>S32</string>
+      <key>Value</key>
+      <integer>0</integer>
+    </map>
     <key>LastMediaSettingsTab</key>
     <map>
       <key>Comment</key>
diff --git a/indra/newview/app_settings/settings_per_account.xml b/indra/newview/app_settings/settings_per_account.xml
index fd6b1b5b3f..bed392d738 100644
--- a/indra/newview/app_settings/settings_per_account.xml
+++ b/indra/newview/app_settings/settings_per_account.xml
@@ -242,6 +242,17 @@
         <key>Value</key>
         <integer>0</integer>
       </map>
+    <key>PreviousScreenshotForReport</key>
+    <map>
+      <key>Comment</key>
+      <string>Use Previous Screenshot for Abuse report</string>
+      <key>Persist</key>
+      <integer>1</integer>
+      <key>Type</key>
+      <string>Boolean</string>
+      <key>Value</key>
+      <integer>0</integer>
+    </map>
     <!-- Settings below are for back compatibility only.
     They are not used in current viewer anymore. But they can't be removed to avoid
     influence on previous versions of the viewer in case of settings are not used or default value
diff --git a/indra/newview/llaccountingcostmanager.cpp b/indra/newview/llaccountingcostmanager.cpp
index 92a5413adb..1dddf52961 100644
--- a/indra/newview/llaccountingcostmanager.cpp
+++ b/indra/newview/llaccountingcostmanager.cpp
@@ -31,6 +31,8 @@
 #include "llcoros.h"
 #include "lleventcoro.h"
 #include "llcorehttputil.h"
+#include "llexception.h"
+#include "stringize.h"
 #include <algorithm>
 #include <iterator>
 
@@ -154,13 +156,11 @@ void LLAccountingCostManager::accountingCostCoro(std::string url,
         } while (false);
 
     }
-    catch (std::exception e)
-    {
-        LL_WARNS() << "Caught exception '" << e.what() << "'" << LL_ENDL;
-    }
     catch (...)
     {
-        LL_WARNS() << "Caught unknown exception." << LL_ENDL;
+        LOG_UNHANDLED_EXCEPTION(STRINGIZE("coroutine " << LLCoros::instance().getName()
+                                          << "('" << url << "')"));
+        throw;
     }
 
     mPendingObjectQuota.clear();
diff --git a/indra/newview/llappcorehttp.cpp b/indra/newview/llappcorehttp.cpp
index 49291ea564..c1f898284a 100644
--- a/indra/newview/llappcorehttp.cpp
+++ b/indra/newview/llappcorehttp.cpp
@@ -30,6 +30,8 @@
 
 #include "llappviewer.h"
 #include "llviewercontrol.h"
+#include "llexception.h"
+#include "stringize.h"
 
 #include <openssl/x509_vfy.h>
 #include <openssl/ssl.h>
@@ -534,7 +536,7 @@ LLCore::HttpStatus LLAppCoreHttp::sslVerify(const std::string &url,
 		// somewhat clumsy, as we may run into errors that do not map directly to curl
 		// error codes.  Should be refactored with login refactoring, perhaps.
 		result = LLCore::HttpStatus(LLCore::HttpStatus::EXT_CURL_EASY, CURLE_SSL_CACERT);
-		result.setMessage(cert_exception.getMessage());
+		result.setMessage(cert_exception.what());
 		LLPointer<LLCertificate> cert = cert_exception.getCert();
 		cert->ref(); // adding an extra ref here
 		result.setErrorData(cert.get());
@@ -544,13 +546,14 @@ LLCore::HttpStatus LLAppCoreHttp::sslVerify(const std::string &url,
 	catch (LLCertException &cert_exception)
 	{
 		result = LLCore::HttpStatus(LLCore::HttpStatus::EXT_CURL_EASY, CURLE_SSL_PEER_CERTIFICATE);
-		result.setMessage(cert_exception.getMessage());
+		result.setMessage(cert_exception.what());
 		LLPointer<LLCertificate> cert = cert_exception.getCert();
 		cert->ref(); // adding an extra ref here
 		result.setErrorData(cert.get());
 	}
 	catch (...)
 	{
+		LOG_UNHANDLED_EXCEPTION(STRINGIZE("('" << url << "')"));
 		// any other odd error, we just handle as a connect error.
 		result = LLCore::HttpStatus(LLCore::HttpStatus::EXT_CURL_EASY, CURLE_SSL_CONNECT_ERROR);
 	}
diff --git a/indra/newview/llappdelegate-objc.mm b/indra/newview/llappdelegate-objc.mm
index 549df80fa1..8188c6c3f9 100644
--- a/indra/newview/llappdelegate-objc.mm
+++ b/indra/newview/llappdelegate-objc.mm
@@ -48,16 +48,19 @@
 - (void) applicationDidFinishLaunching:(NSNotification *)notification
 {
 	frameTimer = nil;
-	
+
 	[self languageUpdated];
-	
+
 	if (initViewer())
 	{
-		frameTimer = [NSTimer scheduledTimerWithTimeInterval:0.0 target:self selector:@selector(mainLoop) userInfo:nil repeats:YES];
+		// Set up recurring calls to oneFrame (repeating timer with timeout 0)
+		// until applicationShouldTerminate.
+		frameTimer = [NSTimer scheduledTimerWithTimeInterval:0.0 target:self
+							  selector:@selector(oneFrame) userInfo:nil repeats:YES];
 	} else {
-		handleQuit();
+		exit(0);
 	}
-	
+
 	[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(languageUpdated) name:@"NSTextInputContextKeyboardSelectionDidChangeNotification" object:nil];
 
  //   [[NSAppleEventManager sharedAppleEventManager] setEventHandler:self andSelector:@selector(handleGetURLEvent:withReplyEvent:) forEventClass:kInternetEventClass andEventID:kAEGetURL];
@@ -96,22 +99,29 @@
 
 - (NSApplicationDelegateReply) applicationShouldTerminate:(NSApplication *)sender
 {
-	if (!runMainLoop())
+	// run one frame to assess state
+	if (!pumpMainLoop())
 	{
+		// pumpMainLoop() returns true when done, false if it wants to be
+		// called again. Since it returned false, do not yet cancel
+		// frameTimer.
 		handleQuit();
 		return NSTerminateCancel;
 	} else {
+		// pumpMainLoop() returned true: it's done. Okay, done with frameTimer.
 		[frameTimer release];
 		cleanupViewer();
 		return NSTerminateNow;
 	}
 }
 
-- (void) mainLoop
+- (void) oneFrame
 {
-	bool appExiting = runMainLoop();
+	bool appExiting = pumpMainLoop();
 	if (appExiting)
 	{
+		// Once pumpMainLoop() reports that we're done, cancel frameTimer:
+		// stop the repetitive calls.
 		[frameTimer release];
 		[[NSApplication sharedApplication] terminate:self];
 	}
diff --git a/indra/newview/llappearancemgr.cpp b/indra/newview/llappearancemgr.cpp
index 252e2f5dec..92e3cd0279 100644
--- a/indra/newview/llappearancemgr.cpp
+++ b/indra/newview/llappearancemgr.cpp
@@ -3477,13 +3477,13 @@ void LLAppearanceMgr::serverAppearanceUpdateCoro(LLCoreHttpUtil::HttpCoroutineAd
         }
         else
         {
-            if (cofVersion < lastRcv)
+            if (cofVersion <= lastRcv)
             {
                 LL_WARNS("Avatar") << "Have already received update for cof version " << lastRcv
                     << " but requesting for " << cofVersion << LL_ENDL;
                 return;
             }
-            if (lastReq > cofVersion)
+            if (lastReq >= cofVersion)
             {
                 LL_WARNS("Avatar") << "Request already in flight for cof version " << lastReq
                     << " but requesting for " << cofVersion << LL_ENDL;
@@ -3503,7 +3503,7 @@ void LLAppearanceMgr::serverAppearanceUpdateCoro(LLCoreHttpUtil::HttpCoroutineAd
             LL_WARNS("Avatar") << "Forcing version failure on COF Baking" << LL_ENDL;
         }
 
-        LL_INFOS() << "Requesting bake for COF version " << cofVersion << LL_ENDL;
+        LL_INFOS("Avatar") << "Requesting bake for COF version " << cofVersion << LL_ENDL;
 
         LLSD postData;
         if (gSavedSettings.getBOOL("DebugAvatarExperimentalServerAppearanceUpdate"))
diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index 7d1e6393ea..b0829a3da1 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -122,15 +122,20 @@
 #include "llleap.h"
 #include "stringize.h"
 #include "llcoros.h"
+#include "llexception.h"
 #if !LL_LINUX
 #include "cef/llceflib.h"
-#endif
+#if LL_WINDOWS
+#include "vlc/libvlc_version.h"
+#endif // LL_WINDOWS
+#endif // LL_LINUX
 
 // Third party library includes
 #include <boost/bind.hpp>
 #include <boost/foreach.hpp>
 #include <boost/algorithm/string.hpp>
 #include <boost/regex.hpp>
+#include <boost/throw_exception.hpp>
 
 #if LL_WINDOWS
 #	include <share.h> // For _SH_DENYWR in processMarkerFiles
@@ -232,7 +237,6 @@
 #include "llcoproceduremanager.h"
 #include "llviewereventrecorder.h"
 
-
 // *FIX: These extern globals should be cleaned up.
 // The globals either represent state/config/resource-storage of either 
 // this app, or another 'component' of the viewer. App globals should be 
@@ -772,9 +776,6 @@ bool LLAppViewer::init()
 	//
 	// Start of the application
 	//
-#ifdef LL_DARWIN
-	mMainLoopInitialized = false;
-#endif
 
 	// initialize LLWearableType translation bridge.
 	// Memory will be cleaned up in ::cleanupClass()
@@ -928,7 +929,7 @@ bool LLAppViewer::init()
 	
 	// Provide the text fields with callbacks for opening Urls
 	LLUrlAction::setOpenURLCallback(boost::bind(&LLWeb::loadURL, _1, LLStringUtil::null, LLStringUtil::null));
-	LLUrlAction::setOpenURLInternalCallback(boost::bind(&LLWeb::loadURLInternal, _1, LLStringUtil::null, LLStringUtil::null));
+	LLUrlAction::setOpenURLInternalCallback(boost::bind(&LLWeb::loadURLInternal, _1, LLStringUtil::null, LLStringUtil::null, false));
 	LLUrlAction::setOpenURLExternalCallback(boost::bind(&LLWeb::loadURLExternal, _1, true, LLStringUtil::null));
 	LLUrlAction::setExecuteSLURLCallback(&LLURLDispatcher::dispatchFromTextEditor);
 
@@ -1231,6 +1232,23 @@ bool LLAppViewer::init()
 
 	showReleaseNotesIfRequired();
 
+	/*----------------------------------------------------------------------*/
+	// nat 2016-06-29 moved the following here from the former mainLoop().
+	mMainloopTimeout = new LLWatchdogTimeout();
+
+	// Create IO Pump to use for HTTP Requests.
+	gServicePump = new LLPumpIO(gAPRPoolp);
+
+	// Note: this is where gLocalSpeakerMgr and gActiveSpeakerMgr used to be instantiated.
+
+	LLVoiceChannel::initClass();
+	LLVoiceClient::getInstance()->init(gServicePump);
+	LLVoiceChannel::setCurrentVoiceChannelChangedCallback(boost::bind(&LLFloaterIMContainer::onCurrentChannelChanged, _1), true);
+
+	joystick = LLViewerJoystick::getInstance();
+	joystick->setNeedsReset(true);
+	/*----------------------------------------------------------------------*/
+
 	return true;
 }
 
@@ -1305,300 +1323,266 @@ static LLTrace::BlockTimerStatHandle FTM_AGENT_UPDATE("Update");
 // externally visible timers
 LLTrace::BlockTimerStatHandle FTM_FRAME("Frame");
 
-bool LLAppViewer::mainLoop()
+bool LLAppViewer::frame()
 {
-#ifdef LL_DARWIN
-	if (!mMainLoopInitialized)
-#endif
-	{
-        LL_INFOS() << "Entering main_loop" << LL_ENDL;
-		mMainloopTimeout = new LLWatchdogTimeout();
-		
-		//-------------------------------------------
-		// Run main loop until time to quit
-		//-------------------------------------------
-		
-		// Create IO Pump to use for HTTP Requests.
-		gServicePump = new LLPumpIO(gAPRPoolp);
-		
-		// Note: this is where gLocalSpeakerMgr and gActiveSpeakerMgr used to be instantiated.
-		
-		LLVoiceChannel::initClass();
-		LLVoiceClient::getInstance()->init(gServicePump);
-		LLVoiceChannel::setCurrentVoiceChannelChangedCallback(boost::bind(&LLFloaterIMContainer::onCurrentChannelChanged, _1), true);
-		
-		joystick = LLViewerJoystick::getInstance();
-		joystick->setNeedsReset(true);
-		
-#ifdef LL_DARWIN
-		// Ensure that this section of code never gets called again on OS X.
-		mMainLoopInitialized = true;
-#endif
-	}
-	// As we do not (yet) send data on the mainloop LLEventPump that varies
-	// with each frame, no need to instantiate a new LLSD event object each
-	// time. Obviously, if that changes, just instantiate the LLSD at the
-	// point of posting.
-	
 	LLEventPump& mainloop(LLEventPumps::instance().obtain("mainloop"));
-	
-    LLSD newFrame;
-	
+	LLSD newFrame;
+
 	LLTimer frameTimer,idleTimer;
 	LLTimer debugTime;
-	
+
 	//LLPrivateMemoryPoolTester::getInstance()->run(false) ;
 	//LLPrivateMemoryPoolTester::getInstance()->run(true) ;
 	//LLPrivateMemoryPoolTester::destroy() ;
 
-	// Handle messages
-#ifdef LL_DARWIN
-	if (!LLApp::isExiting())
-#else
-	while (!LLApp::isExiting())
-#endif
-	{
-		LL_RECORD_BLOCK_TIME(FTM_FRAME);
-		LLTrace::BlockTimer::processTimes();
-		LLTrace::get_frame_recording().nextPeriod();
-		LLTrace::BlockTimer::logStats();
+	LL_RECORD_BLOCK_TIME(FTM_FRAME);
+	LLTrace::BlockTimer::processTimes();
+	LLTrace::get_frame_recording().nextPeriod();
+	LLTrace::BlockTimer::logStats();
 
-		LLTrace::get_thread_recorder()->pullFromChildren();
+	LLTrace::get_thread_recorder()->pullFromChildren();
 
-		//clear call stack records
-		LL_CLEAR_CALLSTACKS();
+	//clear call stack records
+	LL_CLEAR_CALLSTACKS();
 
-		//check memory availability information
-		checkMemory() ;
-		
-		try
+	//check memory availability information
+	checkMemory() ;
+
+	try
+	{
+		pingMainloopTimeout("Main:MiscNativeWindowEvents");
+
+		if (gViewerWindow)
 		{
-			pingMainloopTimeout("Main:MiscNativeWindowEvents");
+			LL_RECORD_BLOCK_TIME(FTM_MESSAGES);
+			gViewerWindow->getWindow()->processMiscNativeEvents();
+		}
+
+		pingMainloopTimeout("Main:GatherInput");
 
-			if (gViewerWindow)
+		if (gViewerWindow)
+		{
+			LL_RECORD_BLOCK_TIME(FTM_MESSAGES);
+			if (!restoreErrorTrap())
 			{
-				LL_RECORD_BLOCK_TIME(FTM_MESSAGES);
-				gViewerWindow->getWindow()->processMiscNativeEvents();
+				LL_WARNS() << " Someone took over my signal/exception handler (post messagehandling)!" << LL_ENDL;
 			}
-		
-			pingMainloopTimeout("Main:GatherInput");
-			
-			if (gViewerWindow)
-			{
-				LL_RECORD_BLOCK_TIME(FTM_MESSAGES);
-				if (!restoreErrorTrap())
-				{
-					LL_WARNS() << " Someone took over my signal/exception handler (post messagehandling)!" << LL_ENDL;
-				}
 
-				gViewerWindow->getWindow()->gatherInput();
-			}
+			gViewerWindow->getWindow()->gatherInput();
+		}
 
 #if 1 && !LL_RELEASE_FOR_DOWNLOAD
-			// once per second debug info
-			if (debugTime.getElapsedTimeF32() > 1.f)
-			{
-				debugTime.reset();
-			}
-			
+		// once per second debug info
+		if (debugTime.getElapsedTimeF32() > 1.f)
+		{
+			debugTime.reset();
+		}
+		
 #endif
-			//memory leaking simulation
-			LLFloaterMemLeak* mem_leak_instance =
-				LLFloaterReg::findTypedInstance<LLFloaterMemLeak>("mem_leaking");
-			if(mem_leak_instance)
-			{
-				mem_leak_instance->idle() ;				
-			}							
+		//memory leaking simulation
+		LLFloaterMemLeak* mem_leak_instance =
+			LLFloaterReg::findTypedInstance<LLFloaterMemLeak>("mem_leaking");
+		if(mem_leak_instance)
+		{
+			mem_leak_instance->idle() ;				
+		}							
+
+		// canonical per-frame event
+		mainloop.post(newFrame);
 
-            // canonical per-frame event
-            mainloop.post(newFrame);
+		if (!LLApp::isExiting())
+		{
+			pingMainloopTimeout("Main:JoystickKeyboard");
+
+			// Scan keyboard for movement keys.  Command keys and typing
+			// are handled by windows callbacks.  Don't do this until we're
+			// done initializing.  JC
+			if ((gHeadlessClient || gViewerWindow->getWindow()->getVisible())
+				&& gViewerWindow->getActive()
+				&& !gViewerWindow->getWindow()->getMinimized()
+				&& LLStartUp::getStartupState() == STATE_STARTED
+				&& (gHeadlessClient || !gViewerWindow->getShowProgress())
+				&& !gFocusMgr.focusLocked())
+			{
+				joystick->scanJoystick();
+				gKeyboard->scanKeyboard();
+			}
 
-			if (!LLApp::isExiting())
+			// Update state based on messages, user input, object idle.
 			{
-				pingMainloopTimeout("Main:JoystickKeyboard");
+				pauseMainloopTimeout(); // *TODO: Remove. Messages shouldn't be stalling for 20+ seconds!
 				
-				// Scan keyboard for movement keys.  Command keys and typing
-				// are handled by windows callbacks.  Don't do this until we're
-				// done initializing.  JC
-				if ((gHeadlessClient || gViewerWindow->getWindow()->getVisible())
-					&& gViewerWindow->getActive()
-					&& !gViewerWindow->getWindow()->getMinimized()
-					&& LLStartUp::getStartupState() == STATE_STARTED
-					&& (gHeadlessClient || !gViewerWindow->getShowProgress())
-					&& !gFocusMgr.focusLocked())
-				{
-					joystick->scanJoystick();
-					gKeyboard->scanKeyboard();
-				}
+				LL_RECORD_BLOCK_TIME(FTM_IDLE);
+				idle();
 
-				// Update state based on messages, user input, object idle.
-				{
-					pauseMainloopTimeout(); // *TODO: Remove. Messages shouldn't be stalling for 20+ seconds!
-					
-					LL_RECORD_BLOCK_TIME(FTM_IDLE);
-					idle();
+				resumeMainloopTimeout();
+			}
 
-					resumeMainloopTimeout();
-				}
- 
-				if (gDoDisconnect && (LLStartUp::getStartupState() == STATE_STARTED))
-				{
-					pauseMainloopTimeout();
-					saveFinalSnapshot();
-					disconnectViewer();
-					resumeMainloopTimeout();
-				}
+			if (gDoDisconnect && (LLStartUp::getStartupState() == STATE_STARTED))
+			{
+				pauseMainloopTimeout();
+				saveFinalSnapshot();
+				disconnectViewer();
+				resumeMainloopTimeout();
+			}
 
-				// Render scene.
-				// *TODO: Should we run display() even during gHeadlessClient?  DK 2011-02-18
-				if (!LLApp::isExiting() && !gHeadlessClient)
-				{
-					pingMainloopTimeout("Main:Display");
-					gGLActive = TRUE;
-					display();
-					pingMainloopTimeout("Main:Snapshot");
-					LLFloaterSnapshot::update(); // take snapshots
+			// Render scene.
+			// *TODO: Should we run display() even during gHeadlessClient?  DK 2011-02-18
+			if (!LLApp::isExiting() && !gHeadlessClient)
+			{
+				pingMainloopTimeout("Main:Display");
+				gGLActive = TRUE;
+				display();
+				pingMainloopTimeout("Main:Snapshot");
+				LLFloaterSnapshot::update(); // take snapshots
 					LLFloaterOutfitSnapshot::update();
-					gGLActive = FALSE;
-				}
+				gGLActive = FALSE;
 			}
+		}
 
-			pingMainloopTimeout("Main:Sleep");
+		pingMainloopTimeout("Main:Sleep");
+
+		pauseMainloopTimeout();
+
+		// Sleep and run background threads
+		{
+			LL_RECORD_BLOCK_TIME(FTM_SLEEP);
 			
-			pauseMainloopTimeout();
+			// yield some time to the os based on command line option
+			if(mYieldTime >= 0)
+			{
+				LL_RECORD_BLOCK_TIME(FTM_YIELD);
+				ms_sleep(mYieldTime);
+			}
 
-			// Sleep and run background threads
+			// yield cooperatively when not running as foreground window
+			if (   (gViewerWindow && !gViewerWindow->getWindow()->getVisible())
+					|| !gFocusMgr.getAppHasFocus())
 			{
-				LL_RECORD_BLOCK_TIME(FTM_SLEEP);
-				
-				// yield some time to the os based on command line option
-				if(mYieldTime >= 0)
+				// Sleep if we're not rendering, or the window is minimized.
+				S32 milliseconds_to_sleep = llclamp(gSavedSettings.getS32("BackgroundYieldTime"), 0, 1000);
+				// don't sleep when BackgroundYieldTime set to 0, since this will still yield to other threads
+				// of equal priority on Windows
+				if (milliseconds_to_sleep > 0)
 				{
-					LL_RECORD_BLOCK_TIME(FTM_YIELD);
-					ms_sleep(mYieldTime);
+					ms_sleep(milliseconds_to_sleep);
+					// also pause worker threads during this wait period
+					LLAppViewer::getTextureCache()->pause();
+					LLAppViewer::getImageDecodeThread()->pause();
 				}
+			}
+			
+			if (mRandomizeFramerate)
+			{
+				ms_sleep(rand() % 200);
+			}
+
+			if (mPeriodicSlowFrame
+				&& (gFrameCount % 10 == 0))
+			{
+				LL_INFOS() << "Periodic slow frame - sleeping 500 ms" << LL_ENDL;
+				ms_sleep(500);
+			}
+
+			const F64Milliseconds max_idle_time = llmin(.005f*10.f*(F32Milliseconds)gFrameTimeSeconds, F32Milliseconds(5)); // 5 ms a second
+			idleTimer.reset();
+			S32 total_work_pending = 0;
+			S32 total_io_pending = 0;	
+			while(1)
+			{
+				S32 work_pending = 0;
+				S32 io_pending = 0;
+				F32 max_time = llmin(gFrameIntervalSeconds.value() *10.f, 1.f);
+
+				work_pending += updateTextureThreads(max_time);
 
-				// yield cooperatively when not running as foreground window
-				if (   (gViewerWindow && !gViewerWindow->getWindow()->getVisible())
-						|| !gFocusMgr.getAppHasFocus())
 				{
-					// Sleep if we're not rendering, or the window is minimized.
-					S32 milliseconds_to_sleep = llclamp(gSavedSettings.getS32("BackgroundYieldTime"), 0, 1000);
-					// don't sleep when BackgroundYieldTime set to 0, since this will still yield to other threads
-					// of equal priority on Windows
-					if (milliseconds_to_sleep > 0)
-					{
-						ms_sleep(milliseconds_to_sleep);
-						// also pause worker threads during this wait period
-						LLAppViewer::getTextureCache()->pause();
-						LLAppViewer::getImageDecodeThread()->pause();
-					}
+					LL_RECORD_BLOCK_TIME(FTM_VFS);
+ 					io_pending += LLVFSThread::updateClass(1);
 				}
-				
-				if (mRandomizeFramerate)
 				{
-					ms_sleep(rand() % 200);
+					LL_RECORD_BLOCK_TIME(FTM_LFS);
+ 					io_pending += LLLFSThread::updateClass(1);
 				}
 
-				if (mPeriodicSlowFrame
-					&& (gFrameCount % 10 == 0))
+				if (io_pending > 1000)
 				{
-					LL_INFOS() << "Periodic slow frame - sleeping 500 ms" << LL_ENDL;
-					ms_sleep(500);
+					ms_sleep(llmin(io_pending/100,100)); // give the vfs some time to catch up
 				}
 
-				const F64Milliseconds max_idle_time = llmin(.005f*10.f*(F32Milliseconds)gFrameTimeSeconds, F32Milliseconds(5)); // 5 ms a second
-				idleTimer.reset();
-				S32 total_work_pending = 0;
-				S32 total_io_pending = 0;	
-				while(1)
-				{
-					S32 work_pending = 0;
-					S32 io_pending = 0;
-					F32 max_time = llmin(gFrameIntervalSeconds.value() *10.f, 1.f);
-
-					work_pending += updateTextureThreads(max_time);
-
-					{
-						LL_RECORD_BLOCK_TIME(FTM_VFS);
-	 					io_pending += LLVFSThread::updateClass(1);
-					}
-					{
-						LL_RECORD_BLOCK_TIME(FTM_LFS);
-	 					io_pending += LLLFSThread::updateClass(1);
-					}
-
-					if (io_pending > 1000)
-					{
-						ms_sleep(llmin(io_pending/100,100)); // give the vfs some time to catch up
-					}
-
-					total_work_pending += work_pending ;
-					total_io_pending += io_pending ;
-					
-					if (!work_pending || idleTimer.getElapsedTimeF64() >= max_idle_time)
-					{
-						break;
-					}
-				}
-				gMeshRepo.update() ;
+				total_work_pending += work_pending ;
+				total_io_pending += io_pending ;
 				
-				if(!total_work_pending) //pause texture fetching threads if nothing to process.
+				if (!work_pending || idleTimer.getElapsedTimeF64() >= max_idle_time)
 				{
-					LLAppViewer::getTextureCache()->pause();
-					LLAppViewer::getImageDecodeThread()->pause();
-					LLAppViewer::getTextureFetch()->pause(); 
+					break;
 				}
-				if(!total_io_pending) //pause file threads if nothing to process.
-				{
-					LLVFSThread::sLocal->pause(); 
-					LLLFSThread::sLocal->pause(); 
-				}									
+			}
+			gMeshRepo.update() ;
+			
+			if(!total_work_pending) //pause texture fetching threads if nothing to process.
+			{
+				LLAppViewer::getTextureCache()->pause();
+				LLAppViewer::getImageDecodeThread()->pause();
+				LLAppViewer::getTextureFetch()->pause(); 
+			}
+			if(!total_io_pending) //pause file threads if nothing to process.
+			{
+				LLVFSThread::sLocal->pause(); 
+				LLLFSThread::sLocal->pause(); 
+			}									
 
-				//texture fetching debugger
-				if(LLTextureFetchDebugger::isEnabled())
+			//texture fetching debugger
+			if(LLTextureFetchDebugger::isEnabled())
+			{
+				LLFloaterTextureFetchDebugger* tex_fetch_debugger_instance =
+					LLFloaterReg::findTypedInstance<LLFloaterTextureFetchDebugger>("tex_fetch_debugger");
+				if(tex_fetch_debugger_instance)
 				{
-					LLFloaterTextureFetchDebugger* tex_fetch_debugger_instance =
-						LLFloaterReg::findTypedInstance<LLFloaterTextureFetchDebugger>("tex_fetch_debugger");
-					if(tex_fetch_debugger_instance)
-					{
-						tex_fetch_debugger_instance->idle() ;				
-					}
+					tex_fetch_debugger_instance->idle() ;				
 				}
+			}
 
-				if ((LLStartUp::getStartupState() >= STATE_CLEANUP) &&
-					(frameTimer.getElapsedTimeF64() > FRAME_STALL_THRESHOLD))
-				{
-					gFrameStalls++;
-				}
-				frameTimer.reset();
+			if ((LLStartUp::getStartupState() >= STATE_CLEANUP) &&
+				(frameTimer.getElapsedTimeF64() > FRAME_STALL_THRESHOLD))
+			{
+				gFrameStalls++;
+			}
+			frameTimer.reset();
 
-				resumeMainloopTimeout();
-	
-				pingMainloopTimeout("Main:End");
-			}	
+			resumeMainloopTimeout();
+
+			pingMainloopTimeout("Main:End");
 		}
-		catch(std::bad_alloc)
-		{			
-			LLMemory::logMemoryInfo(TRUE) ;
+	}
+	catch (const LLContinueError&)
+	{
+		LOG_UNHANDLED_EXCEPTION("");
+	}
+	catch(std::bad_alloc)
+	{
+		LLMemory::logMemoryInfo(TRUE) ;
 
-			//stop memory leaking simulation
-			LLFloaterMemLeak* mem_leak_instance =
-				LLFloaterReg::findTypedInstance<LLFloaterMemLeak>("mem_leaking");
-			if(mem_leak_instance)
-			{
-				mem_leak_instance->stop() ;				
-				LL_WARNS() << "Bad memory allocation in LLAppViewer::mainLoop()!" << LL_ENDL ;
-			}
-			else
-			{
-				//output possible call stacks to log file.
-				LLError::LLCallStacks::print() ;
+		//stop memory leaking simulation
+		LLFloaterMemLeak* mem_leak_instance =
+			LLFloaterReg::findTypedInstance<LLFloaterMemLeak>("mem_leaking");
+		if(mem_leak_instance)
+		{
+			mem_leak_instance->stop() ;
+			LL_WARNS() << "Bad memory allocation in LLAppViewer::frame()!" << LL_ENDL ;
+		}
+		else
+		{
+			//output possible call stacks to log file.
+			LLError::LLCallStacks::print() ;
 
-				LL_ERRS() << "Bad memory allocation in LLAppViewer::mainLoop()!" << LL_ENDL ;
-			}
+			LL_ERRS() << "Bad memory allocation in LLAppViewer::frame()!" << LL_ENDL ;
 		}
 	}
+	catch (...)
+	{
+		CRASH_ON_UNHANDLED_EXCEPTION("");
+	}
 
 	if (LLApp::isExiting())
 	{
@@ -1612,7 +1596,7 @@ bool LLAppViewer::mainLoop()
 			catch(std::bad_alloc)
 			{
 				LL_WARNS() << "Bad memory allocation when saveFinalSnapshot() is called!" << LL_ENDL ;
-				
+
 				//stop memory leaking simulation
 				LLFloaterMemLeak* mem_leak_instance =
 				LLFloaterReg::findTypedInstance<LLFloaterMemLeak>("mem_leaking");
@@ -1621,16 +1605,20 @@ bool LLAppViewer::mainLoop()
 					mem_leak_instance->stop() ;
 				}
 			}
+			catch (...)
+			{
+				CRASH_ON_UNHANDLED_EXCEPTION("saveFinalSnapshot()");
+			}
 		}
-		
+
 		delete gServicePump;
-		
+
 		destroyMainloopTimeout();
-		
+
 		LL_INFOS() << "Exiting main_loop" << LL_ENDL;
 	}
 
-	return LLApp::isExiting();
+	return ! LLApp::isRunning();
 }
 
 S32 LLAppViewer::updateTextureThreads(F32 max_time)
@@ -3358,6 +3346,19 @@ LLSD LLAppViewer::getViewerInfo() const
 	info["LLCEFLIB_VERSION"] = LLCEFLIB_VERSION;
 #else
 	info["LLCEFLIB_VERSION"] = "Undefined";
+
+#endif
+
+#if LL_WINDOWS
+	std::ostringstream ver_codec;
+	ver_codec << LIBVLC_VERSION_MAJOR;
+	ver_codec << ".";
+	ver_codec << LIBVLC_VERSION_MINOR;
+	ver_codec << ".";
+	ver_codec << LIBVLC_VERSION_REVISION;
+	info["LIBVLC_VERSION"] = ver_codec.str();
+#else
+	info["LIBVLC_VERSION"] = "Undefined";
 #endif
 
 	S32 packets_in = LLViewerStats::instance().getRecording().getSum(LLStatViewer::PACKETS_IN);
@@ -5562,8 +5563,7 @@ void LLAppViewer::forceErrorInfiniteLoop()
 void LLAppViewer::forceErrorSoftwareException()
 {
    	LL_WARNS() << "Forcing a deliberate exception" << LL_ENDL;
-    // *FIX: Any way to insure it won't be handled?
-    throw; 
+    LLTHROW(LLException("User selected Force Software Exception"));
 }
 
 void LLAppViewer::forceErrorDriverCrash()
diff --git a/indra/newview/llappviewer.h b/indra/newview/llappviewer.h
index d4af2440be..948d316009 100644
--- a/indra/newview/llappviewer.h
+++ b/indra/newview/llappviewer.h
@@ -79,7 +79,7 @@ public:
 	//
 	virtual bool init();			// Override to do application initialization
 	virtual bool cleanup();			// Override to do application cleanup
-	virtual bool mainLoop(); // Override for the application main loop.  Needs to at least gracefully notice the QUITTING state and exit.
+	virtual bool frame(); // Override for application body logic
 
 	// Application control
 	void flushVFSIO(); // waits for vfs transfers to complete
@@ -285,7 +285,6 @@ private:
 	std::string mSerialNumber;
 	bool mPurgeCache;
     bool mPurgeOnExit;
-	bool mMainLoopInitialized;
 	LLViewerJoystick* joystick;
 
 	bool mSavedFinalSnapshot;
diff --git a/indra/newview/llappviewerlinux.cpp b/indra/newview/llappviewerlinux.cpp
index f5742b29cf..6f32aab851 100644
--- a/indra/newview/llappviewerlinux.cpp
+++ b/indra/newview/llappviewerlinux.cpp
@@ -95,10 +95,8 @@ int main( int argc, char **argv )
 	}
 
 		// Run the application main loop
-	if(!LLApp::isQuitting()) 
-	{
-		viewer_app_ptr->mainLoop();
-	}
+	while (! viewer_app_ptr->frame()) 
+	{}
 
 	if (!LLApp::isError())
 	{
diff --git a/indra/newview/llappviewermacosx.cpp b/indra/newview/llappviewermacosx.cpp
index ca219fda59..4fe1e31668 100644
--- a/indra/newview/llappviewermacosx.cpp
+++ b/indra/newview/llappviewermacosx.cpp
@@ -117,12 +117,17 @@ void handleQuit()
 	LLAppViewer::instance()->userQuit();
 }
 
-bool runMainLoop()
+// This function is called pumpMainLoop() rather than runMainLoop() because
+// it passes control to the viewer's main-loop logic for a single frame. Like
+// LLAppViewer::frame(), it returns 'true' when it's done. Until then, it
+// expects to be called again by the timer in LLAppDelegate
+// (llappdelegate-objc.mm).
+bool pumpMainLoop()
 {
 	bool ret = LLApp::isQuitting();
 	if (!ret && gViewerAppPtr != NULL)
 	{
-		ret = gViewerAppPtr->mainLoop();
+		ret = gViewerAppPtr->frame();
 	} else {
 		ret = true;
 	}
diff --git a/indra/newview/llappviewerwin32.cpp b/indra/newview/llappviewerwin32.cpp
index febcfe1f61..5107030476 100644
--- a/indra/newview/llappviewerwin32.cpp
+++ b/indra/newview/llappviewerwin32.cpp
@@ -319,10 +319,8 @@ int APIENTRY WINMAIN(HINSTANCE hInstance,
 	}
 	
 	// Run the application main loop
-	if(!LLApp::isQuitting()) 
-	{
-		viewer_app_ptr->mainLoop();
-	}
+	while (! viewer_app_ptr->frame()) 
+	{}
 
 	if (!LLApp::isError())
 	{
@@ -332,33 +330,33 @@ int APIENTRY WINMAIN(HINSTANCE hInstance,
 		// app cleanup if there was a problem.
 		//
 #if WINDOWS_CRT_MEM_CHECKS
-    LL_INFOS() << "CRT Checking memory:" << LL_ENDL;
-	if (!_CrtCheckMemory())
-	{
-		LL_WARNS() << "_CrtCheckMemory() failed at prior to cleanup!" << LL_ENDL;
-	}
-	else
-	{
-		LL_INFOS() << " No corruption detected." << LL_ENDL;
-	}
+		LL_INFOS() << "CRT Checking memory:" << LL_ENDL;
+		if (!_CrtCheckMemory())
+		{
+			LL_WARNS() << "_CrtCheckMemory() failed at prior to cleanup!" << LL_ENDL;
+		}
+		else
+		{
+			LL_INFOS() << " No corruption detected." << LL_ENDL;
+		}
 #endif
-	
-	gGLActive = TRUE;
 
-	viewer_app_ptr->cleanup();
-	
+		gGLActive = TRUE;
+
+		viewer_app_ptr->cleanup();
+
 #if WINDOWS_CRT_MEM_CHECKS
-    LL_INFOS() << "CRT Checking memory:" << LL_ENDL;
-	if (!_CrtCheckMemory())
-	{
-		LL_WARNS() << "_CrtCheckMemory() failed after cleanup!" << LL_ENDL;
-	}
-	else
-	{
-		LL_INFOS() << " No corruption detected." << LL_ENDL;
-	}
+		LL_INFOS() << "CRT Checking memory:" << LL_ENDL;
+		if (!_CrtCheckMemory())
+		{
+			LL_WARNS() << "_CrtCheckMemory() failed after cleanup!" << LL_ENDL;
+		}
+		else
+		{
+			LL_INFOS() << " No corruption detected." << LL_ENDL;
+		}
 #endif
-	 
+
 	}
 	delete viewer_app_ptr;
 	viewer_app_ptr = NULL;
diff --git a/indra/newview/llcommandlineparser.cpp b/indra/newview/llcommandlineparser.cpp
index 1819fc74ee..90a5483dc9 100644
--- a/indra/newview/llcommandlineparser.cpp
+++ b/indra/newview/llcommandlineparser.cpp
@@ -26,6 +26,7 @@
 
 #include "llviewerprecompiledheaders.h"
 #include "llcommandlineparser.h"
+#include "llexception.h"
 
 // *NOTE: The boost::lexical_cast generates 
 // the warning C4701(local used with out assignment) in VC7.1.
@@ -50,6 +51,7 @@
 #include "llsdserialize.h"
 #include "llerror.h"
 #include "stringize.h"
+#include "llexception.h"
 #include <string>
 #include <set>
 #include <iostream>
@@ -98,14 +100,14 @@ namespace
     bool gPastLastOption = false;
 }
 
-class LLCLPError : public std::logic_error {
+class LLCLPError : public LLException {
 public:
-    LLCLPError(const std::string& what) : std::logic_error(what) {}
+    LLCLPError(const std::string& what) : LLException(what) {}
 };
 
-class LLCLPLastOption : public std::logic_error {
+class LLCLPLastOption : public LLException {
 public:
-    LLCLPLastOption(const std::string& what) : std::logic_error(what) {}
+    LLCLPLastOption(const std::string& what) : LLException(what) {}
 };
 
 class LLCLPValue : public po::value_semantic_codecvt_helper<char> 
@@ -202,17 +204,17 @@ protected:
     {
         if(gPastLastOption)
         {
-            throw(LLCLPLastOption("Don't parse no more!"));
+            LLTHROW(LLCLPLastOption("Don't parse no more!"));
         }
 
         // Error checks. Needed?
         if (!value_store.empty() && !is_composing()) 
         {
-            throw(LLCLPError("Non composing value with multiple occurences."));
+            LLTHROW(LLCLPError("Non composing value with multiple occurences."));
         }
         if (new_tokens.size() < min_tokens() || new_tokens.size() > max_tokens())
         {
-            throw(LLCLPError("Illegal number of tokens specified."));
+            LLTHROW(LLCLPError("Illegal number of tokens specified."));
         }
         
         if(value_store.empty())
@@ -466,7 +468,7 @@ onevalue(const std::string& option,
     {
         // What does it mean when the user specifies a command-line switch
         // that requires a value, but omits the value? Complain.
-        throw LLCLPError(STRINGIZE("No value specified for --" << option << "!"));
+        LLTHROW(LLCLPError(STRINGIZE("No value specified for --" << option << "!")));
     }
     else if (value.size() > 1)
     {
@@ -484,9 +486,9 @@ void badvalue(const std::string& option,
     // If the user passes an unusable value for a command-line switch, it
     // seems like a really bad idea to just ignore it, even with a log
     // warning.
-    throw LLCLPError(STRINGIZE("Invalid value specified by command-line switch '" << option
-                               << "' for variable '" << varname << "' of type " << type
-                               << ": '" << value << "'"));
+    LLTHROW(LLCLPError(STRINGIZE("Invalid value specified by command-line switch '" << option
+                                 << "' for variable '" << varname << "' of type " << type
+                                 << ": '" << value << "'")));
 }
 
 template <typename T>
diff --git a/indra/newview/llcompilequeue.cpp b/indra/newview/llcompilequeue.cpp
index 7721e67290..76e16f5a1f 100644
--- a/indra/newview/llcompilequeue.cpp
+++ b/indra/newview/llcompilequeue.cpp
@@ -67,7 +67,9 @@ namespace
 
     const std::string QUEUE_EVENTPUMP_NAME("ScriptActionQueue");
 
-
+    // ObjectIventoryFetcher is an adapter between the LLVOInventoryListener::inventoryChanged 
+    // callback mechanism and the LLEventPump coroutine architecture allowing the 
+    // coroutine to wait for the inventory event.
     class ObjectInventoryFetcher: public LLVOInventoryListener
     {
     public:
@@ -144,7 +146,7 @@ public:
             queue->getChild<LLScrollListCtrl>("queue output")->addSimpleElement(message, ADD_BOTTOM);
         }
 
-        return LLSD().with("success", LLSD::Boolean(true));
+        return LLSDMap("success", LLSD::Boolean(true));
     }
 
 
@@ -254,7 +256,6 @@ LLFloaterCompileQueue::LLFloaterCompileQueue(const LLSD& key)
 	setTitle(LLTrans::getString("CompileQueueTitle"));
 	setStartString(LLTrans::getString("CompileQueueStart"));
 														 															 
-//	mUploadQueue = new LLAssetUploadQueue(new LLCompileFloaterUploadQueueSupplier(key.asUUID()));
 }
 
 LLFloaterCompileQueue::~LLFloaterCompileQueue()
@@ -267,7 +268,6 @@ void LLFloaterCompileQueue::experienceIdsReceived( const LLSD& content )
 	{
 		mExperienceIds.insert(it->asUUID());
 	}
-//	nextObject();
 }
 
 BOOL LLFloaterCompileQueue::hasExperience( const LLUUID& id ) const
@@ -277,11 +277,6 @@ BOOL LLFloaterCompileQueue::hasExperience( const LLUUID& id ) const
 
 // //Attempt to record this asset ID.  If it can not be inserted into the set 
 // //then it has already been processed so return false.
-// bool LLFloaterCompileQueue::checkAssetId(const LLUUID &assetId)
-// {
-//     std::pair<uuid_list_t::iterator, bool> result = mAssetIds.insert(assetId);
-//     return result.second;
-// }
 
 void LLFloaterCompileQueue::handleHTTPResponse(std::string pumpName, const LLSD &expresult)
 {
@@ -331,8 +326,10 @@ void LLFloaterCompileQueue::processExperienceIdResults(LLSD result, LLUUID paren
 
     queue->experienceIdsReceived(result["experience_ids"]);
 
+    // getDerived handle gets a handle that can be resolved to a parent class of the derived object.
     LLHandle<LLFloaterScriptQueue> hFloater(queue->getDerivedHandle<LLFloaterScriptQueue>());
 
+    // note subtle difference here: getDerivedHandle in this case is for an LLFloaterCompileQueue
     fnQueueAction_t fn = boost::bind(LLFloaterCompileQueue::processScript,
         queue->getDerivedHandle<LLFloaterCompileQueue>(), _1, _2, _3);
 
@@ -345,37 +342,35 @@ void LLFloaterCompileQueue::processExperienceIdResults(LLSD result, LLUUID paren
 
 }
 
+/// This is a utility function to be bound and called from objectScriptProcessingQueueCoro.
+/// Do not call directly. It may throw a LLCheckedHandle<>::Stale exception.
 bool LLFloaterCompileQueue::processScript(LLHandle<LLFloaterCompileQueue> hfloater,
     const LLPointer<LLViewerObject> &object, LLInventoryObject* inventory, LLEventPump &pump)
 {
     LLSD result;
-    LLFloaterCompileQueue *that = hfloater.get();
-    bool monocompile = that->mMono;
+    LLCheckedHandle<LLFloaterCompileQueue> floater(hfloater);
+    // Dereferencing floater may fail. If they do they throw LLExeceptionStaleHandle.
+    // which is caught in objectScriptProcessingQueueCoro
+    bool monocompile = floater->mMono;
     F32 fetch_timeout = gSavedSettings.getF32("QueueInventoryFetchTimeout");
 
-    if (!that)
-        return false;
 
     // Initial test to see if we can (or should) attempt to compile the script.
     LLInventoryItem *item = dynamic_cast<LLInventoryItem *>(inventory);
-    {
 
-        if (!item->getPermissions().allowModifyBy(gAgent.getID(), gAgent.getGroupID()) ||
-            !item->getPermissions().allowCopyBy(gAgent.getID(), gAgent.getGroupID()))
-        {
-            std::string buffer = "Skipping: " + item->getName() + "(Permissions)";
-            that->addStringMessage(buffer);
-            return true;
-        }
+    if (!item)
+    {
+        LL_WARNS("SCRIPTQ") << "item retrieved is not an LLInventoryItem." << LL_ENDL;
+        return true;
+    }
 
-//         if (!that->checkAssetId(item->getAssetUUID()))
-//         {
-//             std::string buffer = "Skipping: " + item->getName() + "(Repeat)";
-//             that->addStringMessage(buffer);
-//             return true;
-//         }
+    if (!item->getPermissions().allowModifyBy(gAgent.getID(), gAgent.getGroupID()) ||
+        !item->getPermissions().allowCopyBy(gAgent.getID(), gAgent.getGroupID()))
+    {
+        std::string buffer = "Skipping: " + item->getName() + "(Permissions)";
+        floater->addStringMessage(buffer);
+        return true;
     }
-    that = NULL;
 
     // Attempt to retrieve the experience
     LLUUID experienceId;
@@ -384,37 +379,30 @@ bool LLFloaterCompileQueue::processScript(LLHandle<LLFloaterCompileQueue> hfloat
             boost::bind(&LLFloaterCompileQueue::handleHTTPResponse, pump.getName(), _1));
 
         result = llcoro::suspendUntilEventOnWithTimeout(pump, fetch_timeout,
-            LLSD().with("timeout", LLSD::Boolean(true)));
+            LLSDMap("timeout", LLSD::Boolean(true)));
 
-        that = hfloater.get();
-        if (!that)
-        {
-            return false;
-        }
-
-        if (result.has("timeout") && result["timeout"].asBoolean())
-        {
+        if (result.has("timeout"))
+        {   // A timeout filed in the result will always be true if present.
             LLStringUtil::format_map_t args;
             args["[OBJECT_NAME]"] = inventory->getName();
-            std::string buffer = that->getString("Timeout", args);
-            that->addStringMessage(buffer);
+            std::string buffer = floater->getString("Timeout", args);
+            floater->addStringMessage(buffer);
             return true;
         }
 
         if (result.has(LLExperienceCache::EXPERIENCE_ID))
         {
             experienceId = result[LLExperienceCache::EXPERIENCE_ID].asUUID();
-            if (!that->hasExperience(experienceId))
+            if (!floater->hasExperience(experienceId))
             {
-                that->addProcessingMessage("CompileNoExperiencePerm", LLSD()
-                    .with("SCRIPT", inventory->getName())
-                    .with("EXPERIENCE", result[LLExperienceCache::NAME].asString()));
+                floater->addProcessingMessage("CompileNoExperiencePerm", 
+                    LLSDMap("SCRIPT", inventory->getName())
+                        ("EXPERIENCE", result[LLExperienceCache::NAME].asString()));
                 return true;
             }
         }
 
     }
-    that = NULL;
 
     {
         HandleScriptUserData    userData(pump.getName());
@@ -433,32 +421,23 @@ bool LLFloaterCompileQueue::processScript(LLHandle<LLFloaterCompileQueue> hfloat
             &userData);
 
         result = llcoro::suspendUntilEventOnWithTimeout(pump, fetch_timeout,
-            LLSD().with("timeout", LLSD::Boolean(true)));
-    }
-
-    that = hfloater.get();
-    if (!that)
-    {
-        return false;
+            LLSDMap("timeout", LLSD::Boolean(true)));
     }
 
     if (result.has("timeout"))
-    {
-        if (result.has("timeout") && result["timeout"].asBoolean())
-        {
-            LLStringUtil::format_map_t args;
-            args["[OBJECT_NAME]"] = inventory->getName();
-            std::string buffer = that->getString("Timeout", args);
-            that->addStringMessage(buffer);
-            return true;
-        }
+    {   // A timeout filed in the result will always be true if present.
+        LLStringUtil::format_map_t args;
+        args["[OBJECT_NAME]"] = inventory->getName();
+        std::string buffer = floater->getString("Timeout", args);
+        floater->addStringMessage(buffer);
+        return true;
     }
 
     if (result.has("error"))
     {
         LL_WARNS("SCRIPTQ") << "Inventory fetch returned with error. Code: " << result["error"].asString() << LL_ENDL;
         std::string buffer = result["message"].asString() + " " + inventory->getName();
-        that->addStringMessage(buffer);
+        floater->addStringMessage(buffer);
 
         if (result.has("alert"))
         {
@@ -470,12 +449,9 @@ bool LLFloaterCompileQueue::processScript(LLHandle<LLFloaterCompileQueue> hfloat
     }
 
     LLUUID assetId = result["asset_id"];
-    that = NULL;
-
 
     std::string url = object->getRegion()->getCapability("UpdateScriptTask");
 
-
     {
         LLResourceUploadInfo::ptr_t uploadInfo(new LLQueuedScriptAssetUpload(object->getID(), 
             inventory->getUUID(), 
@@ -490,24 +466,15 @@ bool LLFloaterCompileQueue::processScript(LLHandle<LLFloaterCompileQueue> hfloat
         LLViewerAssetUpload::EnqueueInventoryUpload(url, uploadInfo);
     }
 
-    result = llcoro::suspendUntilEventOnWithTimeout(pump, fetch_timeout, LLSD().with("timeout", LLSD::Boolean(true)));
-
-    that = hfloater.get();
-    if (!that)
-    {
-        return false;
-    }
+    result = llcoro::suspendUntilEventOnWithTimeout(pump, fetch_timeout, LLSDMap("timeout", LLSD::Boolean(true)));
 
     if (result.has("timeout"))
-    {
-        if (result.has("timeout") && result["timeout"].asBoolean())
-        {
-            LLStringUtil::format_map_t args;
-            args["[OBJECT_NAME]"] = inventory->getName();
-            std::string buffer = that->getString("Timeout", args);
-            that->addStringMessage(buffer);
-            return true;
-        }
+    { // A timeout filed in the result will always be true if present.
+        LLStringUtil::format_map_t args;
+        args["[OBJECT_NAME]"] = inventory->getName();
+        std::string buffer = floater->getString("Timeout", args);
+        floater->addStringMessage(buffer);
+        return true;
     }
 
     // Bytecode save completed
@@ -515,21 +482,21 @@ bool LLFloaterCompileQueue::processScript(LLHandle<LLFloaterCompileQueue> hfloat
     {
         std::string buffer = std::string("Compilation of \"") + inventory->getName() + std::string("\" succeeded");
 
-        that->addStringMessage(buffer);
+        floater->addStringMessage(buffer);
         LL_INFOS() << buffer << LL_ENDL;
     }
     else
     {
         LLSD compile_errors = result["errors"];
         std::string buffer = std::string("Compilation of \"") + inventory->getName() + std::string("\" failed:");
-        that->addStringMessage(buffer);
+        floater->addStringMessage(buffer);
         for (LLSD::array_const_iterator line = compile_errors.beginArray();
             line < compile_errors.endArray(); line++)
         {
             std::string str = line->asString();
             str.erase(std::remove(str.begin(), str.end(), '\n'), str.end());
 
-            that->addStringMessage(str);
+            floater->addStringMessage(str);
         }
         LL_INFOS() << result["errors"] << LL_ENDL;
     }
@@ -576,16 +543,18 @@ LLFloaterResetQueue::~LLFloaterResetQueue()
 { 
 }
 
-bool LLFloaterResetQueue::resetObjectScripts(LLHandle<LLFloaterScriptQueue> hfloater, 
+/// This is a utility function to be bound and called from objectScriptProcessingQueueCoro.
+/// Do not call directly. It may throw a LLCheckedHandle<>::Stale exception.
+bool LLFloaterResetQueue::resetObjectScripts(LLHandle<LLFloaterScriptQueue> hfloater,
     const LLPointer<LLViewerObject> &object, LLInventoryObject* inventory, LLEventPump &pump)
 {
-    LLFloaterScriptQueue *that = hfloater.get();
-    if (that)
-    {
-        std::string buffer;
-        buffer = that->getString("Resetting") + (": ") + inventory->getName();
-        that->addStringMessage(buffer);
-    }
+    LLCheckedHandle<LLFloaterScriptQueue> floater(hfloater);
+    // Dereferencing floater may fail. If they do they throw LLExeceptionStaleHandle.
+    // which is caught in objectScriptProcessingQueueCoro
+
+    std::string buffer;
+    buffer = floater->getString("Resetting") + (": ") + inventory->getName();
+    floater->addStringMessage(buffer);
     
     LLMessageSystem* msg = gMessageSystem;
     msg->newMessageFast(_PREHASH_ScriptReset);
@@ -602,6 +571,8 @@ bool LLFloaterResetQueue::resetObjectScripts(LLHandle<LLFloaterScriptQueue> hflo
 
 bool LLFloaterResetQueue::startQueue()
 {
+    // Bind the resetObjectScripts method into a QueueAction function and pass it
+    // into the object queue processing coroutine.
     fnQueueAction_t fn = boost::bind(LLFloaterResetQueue::resetObjectScripts,
         getDerivedHandle<LLFloaterScriptQueue>(), _1, _2, _3);
 
@@ -629,16 +600,18 @@ LLFloaterRunQueue::~LLFloaterRunQueue()
 { 
 }
 
-bool LLFloaterRunQueue::runObjectScripts(LLHandle<LLFloaterScriptQueue> hfloater, 
+/// This is a utility function to be bound and called from objectScriptProcessingQueueCoro.
+/// Do not call directly. It may throw a LLCheckedHandle<>::Stale exception.
+bool LLFloaterRunQueue::runObjectScripts(LLHandle<LLFloaterScriptQueue> hfloater,
     const LLPointer<LLViewerObject> &object, LLInventoryObject* inventory, LLEventPump &pump)
 {
-    LLFloaterScriptQueue *that = hfloater.get();
-    if (that)
-    {
-        std::string buffer;
-        buffer = that->getString("Running") + (": ") + inventory->getName();
-        that->addStringMessage(buffer);
-    }
+    LLCheckedHandle<LLFloaterScriptQueue> floater(hfloater);
+    // Dereferencing floater may fail. If they do they throw LLExeceptionStaleHandle.
+    // which is caught in objectScriptProcessingQueueCoro
+
+    std::string buffer;
+    buffer = floater->getString("Running") + (": ") + inventory->getName();
+    floater->addStringMessage(buffer);
 
     LLMessageSystem* msg = gMessageSystem;
     msg->newMessageFast(_PREHASH_SetScriptRunning);
@@ -684,16 +657,18 @@ LLFloaterNotRunQueue::~LLFloaterNotRunQueue()
 { 
 }
 
+/// This is a utility function to be bound and called from objectScriptProcessingQueueCoro.
+/// Do not call directly. It may throw a LLCheckedHandle<>::Stale exception.
 bool LLFloaterNotRunQueue::stopObjectScripts(LLHandle<LLFloaterScriptQueue> hfloater, 
     const LLPointer<LLViewerObject> &object, LLInventoryObject* inventory, LLEventPump &pump)
 {
-    LLFloaterScriptQueue *that = hfloater.get();
-    if (that)
-    {
-        std::string buffer;
-        buffer = that->getString("NotRunning") + (": ") + inventory->getName();
-        that->addStringMessage(buffer);
-    }
+    LLCheckedHandle<LLFloaterScriptQueue> floater(hfloater);
+    // Dereferencing floater may fail. If they do they throw LLExeceptionStaleHandle.
+    // which is caught in objectScriptProcessingQueueCoro
+
+    std::string buffer;
+    buffer = floater->getString("NotRunning") + (": ") + inventory->getName();
+    floater->addStringMessage(buffer);
 
     LLMessageSystem* msg = gMessageSystem;
     msg->newMessageFast(_PREHASH_SetScriptRunning);
@@ -732,7 +707,7 @@ void ObjectInventoryFetcher::inventoryChanged(LLViewerObject* object,
     mInventoryList.clear();
     mInventoryList.assign(inventory->begin(), inventory->end());
 
-    mPump.post(LLSD().with("changed", LLSD::Boolean(true)));
+    mPump.post(LLSDMap("changed", LLSD::Boolean(true)));
 
 }
 
@@ -740,115 +715,97 @@ void LLFloaterScriptQueue::objectScriptProcessingQueueCoro(std::string action, L
     object_data_list_t objectList, fnQueueAction_t func)
 {
     LLCoros::set_consuming(true);
-    LLFloaterScriptQueue * floater(NULL);
+    LLCheckedHandle<LLFloaterScriptQueue> floater(hfloater);    
+    // Dereferencing floater may fail. If they do they throw LLExeceptionStaleHandle. 
+    // This is expected if the dialog closes.
     LLEventMailDrop        maildrop(QUEUE_EVENTPUMP_NAME, true);
     F32 fetch_timeout = gSavedSettings.getF32("QueueInventoryFetchTimeout");
 
-//     floater = hfloater.get();
-//     floater->addProcessingMessage("Starting",
-//         LLSD()
-//         .with("[START]", action)
-//         .with("[COUNT]", LLSD::Integer(objectList.size())));
-//     floater = NULL;
 
-    for (object_data_list_t::iterator itObj(objectList.begin()); (itObj != objectList.end()); ++itObj)
+    try
     {
-        bool firstForObject = true;
-        LLUUID object_id = (*itObj).mObjectId;
-        LL_INFOS("SCRIPTQ") << "Next object in queue with ID=" << object_id.asString() << LL_ENDL;
-
-        LLPointer<LLViewerObject> obj = gObjectList.findObject(object_id);
-        LLInventoryObject::object_list_t inventory;
-        if (obj)
+        for (object_data_list_t::iterator itObj(objectList.begin()); (itObj != objectList.end()); ++itObj)
         {
-            ObjectInventoryFetcher::ptr_t fetcher(new ObjectInventoryFetcher(maildrop, obj, NULL));
+            bool firstForObject = true;
+            LLUUID object_id = (*itObj).mObjectId;
+            LL_INFOS("SCRIPTQ") << "Next object in queue with ID=" << object_id.asString() << LL_ENDL;
 
-            fetcher->fetchInventory();
-
-            floater = hfloater.get();
-            if (floater)
+            LLPointer<LLViewerObject> obj = gObjectList.findObject(object_id);
+            LLInventoryObject::object_list_t inventory;
+            if (obj)
             {
+                ObjectInventoryFetcher::ptr_t fetcher(new ObjectInventoryFetcher(maildrop, obj, NULL));
+
+                fetcher->fetchInventory();
+
                 LLStringUtil::format_map_t args;
                 args["[OBJECT_NAME]"] = (*itObj).mObjectName;
                 floater->addStringMessage(floater->getString("LoadingObjInv", args));
-            }
 
-            LLSD result = llcoro::suspendUntilEventOnWithTimeout(maildrop, fetch_timeout,
-                LLSD().with("timeout", LLSD::Boolean(true)));
+                LLSD result = llcoro::suspendUntilEventOnWithTimeout(maildrop, fetch_timeout,
+                    LLSDMap("timeout", LLSD::Boolean(true)));
 
-            if (result.has("timeout") && result["timeout"].asBoolean())
-            {
-                LL_WARNS("SCRIPTQ") << "Unable to retrieve inventory for object " << object_id.asString() <<
-                    ". Skipping to next object." << LL_ENDL;
+                if (result.has("timeout"))
+                {    // A timeout filed in the result will always be true if present.
+                    LL_WARNS("SCRIPTQ") << "Unable to retrieve inventory for object " << object_id.asString() <<
+                        ". Skipping to next object." << LL_ENDL;
 
-                // floater could have been closed
-                floater = hfloater.get();
-                if (floater)
-                {
                     LLStringUtil::format_map_t args;
                     args["[OBJECT_NAME]"] = (*itObj).mObjectName;
                     floater->addStringMessage(floater->getString("Timeout", args));
+
+                    continue;
                 }
 
+                inventory.assign(fetcher->getInventoryList().begin(), fetcher->getInventoryList().end());
+            }
+            else
+            {
+                LL_WARNS("SCRIPTQ") << "Unable to retrieve object with ID of " << object_id <<
+                    ". Skipping to next." << LL_ENDL;
                 continue;
             }
 
-            inventory.assign(fetcher->getInventoryList().begin(), fetcher->getInventoryList().end());
-        }
-        else
-        {
-            LL_WARNS("SCRIPTQ") << "Unable to retrieve object with ID of " << object_id <<
-                ". Skipping to next." << LL_ENDL;
-            continue;
-        }
+            // TODO: Get the name of the object we are looking at here so that we can display it below.
+            //std::string objName = (dynamic_cast<LLInventoryObject *>(obj.get()))->getName();
+            LL_DEBUGS("SCRIPTQ") << "Object has " << inventory.size() << " items." << LL_ENDL;
 
-        // TODO: Get the name of the object we are looking at here so that we can display it below.
-        //std::string objName = (dynamic_cast<LLInventoryObject *>(obj.get()))->getName();
-        LL_DEBUGS("SCRIPTQ") << "Object has " << inventory.size() << " items." << LL_ENDL;
-
-        for (LLInventoryObject::object_list_t::iterator itInv = inventory.begin();
-            itInv != inventory.end(); ++itInv)
-        {
-            floater = hfloater.get();
-            if (!floater)
+            for (LLInventoryObject::object_list_t::iterator itInv = inventory.begin();
+                itInv != inventory.end(); ++itInv)
             {
-                LL_WARNS("SCRIPTQ") << "Script Queue floater closed! Canceling remaining ops" << LL_ENDL;
-                break;
-            }
+                floater.check();
 
-            // note, we have a smart pointer to the obj above... but if we didn't we'd check that 
-            // it still exists here.
+                // note, we have a smart pointer to the obj above... but if we didn't we'd check that 
+                // it still exists here.
 
-            if (((*itInv)->getType() == LLAssetType::AT_LSL_TEXT))
-            {
-                LL_DEBUGS("SCRIPTQ") << "Inventory item " << (*itInv)->getUUID().asString() << "\"" << (*itInv)->getName() << "\"" << LL_ENDL;
-                if (firstForObject)
+                if (((*itInv)->getType() == LLAssetType::AT_LSL_TEXT))
                 {
-                    //floater->addStringMessage(objName + ":");
-                    firstForObject = false;
+                    LL_DEBUGS("SCRIPTQ") << "Inventory item " << (*itInv)->getUUID().asString() << "\"" << (*itInv)->getName() << "\"" << LL_ENDL;
+                    if (firstForObject)
+                    {
+                        //floater->addStringMessage(objName + ":");
+                        firstForObject = false;
+                    }
+
+                    if (!func(obj, (*itInv), maildrop))
+                    {
+                        continue;
+                    }
                 }
 
-                if (!func(obj, (*itInv), maildrop))
-                {
-                    continue;
-                }
+                // no other explicit suspension point in this loop.  func(...) MIGHT suspend
+                // but offers no guarantee of doing so.
+                llcoro::suspend();
             }
-
-            llcoro::suspend();
-        }
-        // Just test to be sure the floater is still present before calling the func
-        if (!hfloater.get())
-        {
-            LL_WARNS("SCRIPTQ") << "Script Queue floater dismissed." << LL_ENDL;
-            break;
         }
 
-    }
-
-    floater = hfloater.get();
-    if (floater)
-    {
         floater->addStringMessage("Done");
         floater->getChildView("close")->setEnabled(TRUE);
     }
+    catch (LLCheckedHandleBase::Stale &)
+    {
+        // This is expected.  It means that floater has been closed before 
+        // processing was completed.
+        LL_DEBUGS("SCRIPTQ") << "LLExeceptionStaleHandle caught! Floater has most likely been closed." << LL_ENDL;
+    }
 }
diff --git a/indra/newview/llfilteredwearablelist.cpp b/indra/newview/llfilteredwearablelist.cpp
index a29ccf2b6d..f2af9b5300 100644
--- a/indra/newview/llfilteredwearablelist.cpp
+++ b/indra/newview/llfilteredwearablelist.cpp
@@ -93,4 +93,9 @@ void LLFilteredWearableListManager::populateList()
 	mWearableList->refreshList(item_array);
 }
 
+void LLFilteredWearableListManager::holdProgress()
+{
+    mWearableList->setForceRefresh(false);
+}
+
 // EOF
diff --git a/indra/newview/llfilteredwearablelist.h b/indra/newview/llfilteredwearablelist.h
index c21458ca98..f44ab1466f 100644
--- a/indra/newview/llfilteredwearablelist.h
+++ b/indra/newview/llfilteredwearablelist.h
@@ -56,6 +56,11 @@ public:
 	 */
 	void populateList();
 
+	/**
+	 * Drop operation
+	 */
+	void holdProgress();
+
 private:
 	LLInventoryItemsList* mWearableList;
 	LLInventoryCollectFunctor* mCollector;
diff --git a/indra/newview/llfloaterreporter.cpp b/indra/newview/llfloaterreporter.cpp
index a6ce0ba678..790e2b3ad1 100644
--- a/indra/newview/llfloaterreporter.cpp
+++ b/indra/newview/llfloaterreporter.cpp
@@ -37,6 +37,7 @@
 #include "llcachename.h"
 #include "llcheckboxctrl.h"
 #include "llfontgl.h"
+#include "llimagebmp.h"
 #include "llimagej2c.h"
 #include "llinventory.h"
 #include "llnotificationsutil.h"
@@ -76,6 +77,7 @@
 #include "llselectmgr.h"
 #include "llversioninfo.h"
 #include "lluictrlfactory.h"
+#include "llviewercontrol.h"
 #include "llviewernetwork.h"
 
 #include "llagentui.h"
@@ -86,6 +88,7 @@
 #include "llcorehttputil.h"
 #include "llviewerassetupload.h"
 
+const std::string SCREEN_PREV_FILENAME = "screen_report_last.bmp";
 
 //=========================================================================
 //-----------------------------------------------------------------------------
@@ -181,11 +184,6 @@ BOOL LLFloaterReporter::postBuild()
 	}
 	setPosBox(pos);
 
-	// Take a screenshot, but don't draw this floater.
-	setVisible(FALSE);
-	takeScreenshot();
-	setVisible(TRUE);
-
 	// Default text to be blank
 	getChild<LLUICtrl>("object_name")->setValue(LLStringUtil::null);
 	getChild<LLUICtrl>("owner_name")->setValue(LLStringUtil::null);
@@ -769,18 +767,24 @@ void LLFloaterReporter::sendReportViaCaps(std::string url, std::string sshot_url
 	}
 }
 
-void LLFloaterReporter::takeScreenshot()
+void LLFloaterReporter::takeScreenshot(bool use_prev_screenshot)
 {
-	const S32 IMAGE_WIDTH = 1024;
-	const S32 IMAGE_HEIGHT = 768;
-
-	LLPointer<LLImageRaw> raw = new LLImageRaw;
-	if( !gViewerWindow->rawSnapshot(raw, IMAGE_WIDTH, IMAGE_HEIGHT, TRUE, FALSE, TRUE, FALSE))
+	gSavedPerAccountSettings.setBOOL("PreviousScreenshotForReport", TRUE);
+	if(!use_prev_screenshot)
 	{
-		LL_WARNS() << "Unable to take screenshot" << LL_ENDL;
-		return;
+		std::string screenshot_filename(gDirUtilp->getLindenUserDir() + gDirUtilp->getDirDelimiter() + SCREEN_PREV_FILENAME);
+		LLPointer<LLImageBMP> bmp_image = new LLImageBMP;
+		if(bmp_image->encode(mImageRaw, 0.0f))
+		{
+			bmp_image->save(screenshot_filename);
+		}
+	}
+	else
+	{
+		mImageRaw = mPrevImageRaw;
 	}
-	LLPointer<LLImageJ2C> upload_data = LLViewerTextureList::convertToUploadFile(raw);
+
+	LLPointer<LLImageJ2C> upload_data = LLViewerTextureList::convertToUploadFile(mImageRaw);
 
 	// create a resource data
 	mResourceDatap->mInventoryType = LLInventoryType::IT_NONE;
@@ -812,7 +816,7 @@ void LLFloaterReporter::takeScreenshot()
 	// store in the image list so it doesn't try to fetch from the server
 	LLPointer<LLViewerFetchedTexture> image_in_list = 
 		LLViewerTextureManager::getFetchedTexture(mResourceDatap->mAssetInfo.mUuid);
-	image_in_list->createGLTexture(0, raw, 0, TRUE, LLGLTexture::OTHER);
+	image_in_list->createGLTexture(0, mImageRaw, 0, TRUE, LLGLTexture::OTHER);
 	
 	// the texture picker then uses that texture
 	LLTextureCtrl* texture = getChild<LLTextureCtrl>("screenshot");
@@ -822,7 +826,46 @@ void LLFloaterReporter::takeScreenshot()
 		texture->setDefaultImageAssetID(mResourceDatap->mAssetInfo.mUuid);
 		texture->setCaption(getString("Screenshot"));
 	}
+}
+
+void LLFloaterReporter::onOpen(const LLSD& key)
+{
+	mImageRaw = new LLImageRaw;
+	const S32 IMAGE_WIDTH = 1024;
+	const S32 IMAGE_HEIGHT = 768;
+
+	// Take a screenshot, but don't draw this floater.
+	setVisible(FALSE);
+	if( !gViewerWindow->rawSnapshot(mImageRaw, IMAGE_WIDTH, IMAGE_HEIGHT, TRUE, FALSE, TRUE, FALSE))
+	{
+		LL_WARNS() << "Unable to take screenshot" << LL_ENDL;
+		setVisible(TRUE);
+		return;
+	}
+	setVisible(TRUE);
+
+	if(gSavedPerAccountSettings.getBOOL("PreviousScreenshotForReport"))
+	{
+		std::string screenshot_filename(gDirUtilp->getLindenUserDir() + gDirUtilp->getDirDelimiter() + SCREEN_PREV_FILENAME);
+		mPrevImageRaw = new LLImageRaw;
+		LLPointer<LLImageBMP> start_image_bmp = new LLImageBMP;
+		if(start_image_bmp->load(screenshot_filename))
+		{
+			if (start_image_bmp->decode(mPrevImageRaw, 0.0f))
+			{
+				LLNotificationsUtil::add("LoadPreviousReportScreenshot", LLSD(), LLSD(), boost::bind(&LLFloaterReporter::onLoadScreenshotDialog,this, _1, _2));
+				return;
+			}
+		}
+	}
 
+	takeScreenshot();
+}
+
+void LLFloaterReporter::onLoadScreenshotDialog(const LLSD& notification, const LLSD& response)
+{
+	S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
+	takeScreenshot(option == 0);
 }
 
 void LLFloaterReporter::uploadImage()
@@ -886,6 +929,11 @@ void LLFloaterReporter::setPosBox(const LLVector3d &pos)
 	getChild<LLUICtrl>("pos_field")->setValue(pos_string);
 }
 
+void LLFloaterReporter::onClose(bool app_quitting)
+{
+	gSavedPerAccountSettings.setBOOL("PreviousScreenshotForReport", app_quitting);
+}
+
 
 // void LLFloaterReporter::setDescription(const std::string& description, LLMeanCollisionData *mcd)
 // {
diff --git a/indra/newview/llfloaterreporter.h b/indra/newview/llfloaterreporter.h
index 1aff07bd37..e5232268c0 100644
--- a/indra/newview/llfloaterreporter.h
+++ b/indra/newview/llfloaterreporter.h
@@ -81,6 +81,8 @@ public:
 	LLFloaterReporter(const LLSD& key);
 	/*virtual*/ ~LLFloaterReporter();
 	/*virtual*/ BOOL postBuild();
+	/*virtual*/ void onOpen(const LLSD& key);
+	/*virtual*/ void onClose(bool app_quitting);
 	virtual void draw();
 	
 	void setReportType(EReportType type) { mReportType = type; }
@@ -103,10 +105,12 @@ public:
 
 	void setPickedObjectProperties(const std::string& object_name, const std::string& owner_name, const LLUUID owner_id);
 
+	void onLoadScreenshotDialog(const LLSD& notification, const LLSD& response);
+
 private:
 	static void show(const LLUUID& object_id, const std::string& avatar_name = LLStringUtil::null, const LLUUID& experience_id = LLUUID::null);
 
-	void takeScreenshot();
+	void takeScreenshot(bool use_prev_screenshot = false);
 	void sendReportViaCaps(std::string url);
 	void uploadImage();
 	bool validateReport();
@@ -140,6 +144,9 @@ private:
 	std::string		mDefaultSummary;
 	LLResourceData* mResourceDatap;
 	boost::signals2::connection mAvatarNameCacheConnection;
+
+	LLPointer<LLImageRaw> mImageRaw;
+	LLPointer<LLImageRaw> mPrevImageRaw;
 };
 
 #endif
diff --git a/indra/newview/llfloatersnapshot.cpp b/indra/newview/llfloatersnapshot.cpp
index ff7594a531..b5ba64716d 100644
--- a/indra/newview/llfloatersnapshot.cpp
+++ b/indra/newview/llfloatersnapshot.cpp
@@ -1375,7 +1375,7 @@ const LLVector3d& LLFloaterSnapshotBase::getPosTakenGlobal()
 // static
 void LLFloaterSnapshot::setAgentEmail(const std::string& email)
 {
-	LLFloaterSnapshot* instance = getInstance();
+	LLFloaterSnapshot* instance = findInstance();
 	if (instance)
 	{
 		LLSideTrayPanelContainer* panel_container = instance->getChild<LLSideTrayPanelContainer>("panel_container");
diff --git a/indra/newview/llfloaterwebcontent.cpp b/indra/newview/llfloaterwebcontent.cpp
index 024e315632..dece3fc1ea 100644
--- a/indra/newview/llfloaterwebcontent.cpp
+++ b/indra/newview/llfloaterwebcontent.cpp
@@ -55,7 +55,8 @@ LLFloaterWebContent::_Params::_Params()
 	preferred_media_size("preferred_media_size"),
 	trusted_content("trusted_content", false),
 	show_page_title("show_page_title", true),
-    clean_browser("clean_browser", false)
+	clean_browser("clean_browser", false),
+	dev_mode("dev_mode", false)
 {}
 
 LLFloaterWebContent::LLFloaterWebContent( const Params& params )
@@ -74,14 +75,16 @@ LLFloaterWebContent::LLFloaterWebContent( const Params& params )
 	mShowPageTitle(params.show_page_title),
     mAllowNavigation(true),
     mCurrentURL(""),
-    mDisplayURL("")
+    mDisplayURL(""),
+    mDevelopMode(params.dev_mode) // if called from "Develop" Menu, set a flag and change things to be more useful for devs
 {
 	mCommitCallbackRegistrar.add( "WebContent.Back", boost::bind( &LLFloaterWebContent::onClickBack, this ));
 	mCommitCallbackRegistrar.add( "WebContent.Forward", boost::bind( &LLFloaterWebContent::onClickForward, this ));
 	mCommitCallbackRegistrar.add( "WebContent.Reload", boost::bind( &LLFloaterWebContent::onClickReload, this ));
 	mCommitCallbackRegistrar.add( "WebContent.Stop", boost::bind( &LLFloaterWebContent::onClickStop, this ));
 	mCommitCallbackRegistrar.add( "WebContent.EnterAddress", boost::bind( &LLFloaterWebContent::onEnterAddress, this ));
-	mCommitCallbackRegistrar.add( "WebContent.PopExternal", boost::bind( &LLFloaterWebContent::onPopExternal, this ));
+	mCommitCallbackRegistrar.add( "WebContent.PopExternal", boost::bind(&LLFloaterWebContent::onPopExternal, this));
+	mCommitCallbackRegistrar.add( "WebContent.TestURL", boost::bind(&LLFloaterWebContent::onTestURL, this, _2));
 }
 
 BOOL LLFloaterWebContent::postBuild()
@@ -195,8 +198,6 @@ void LLFloaterWebContent::geometryChanged(S32 x, S32 y, S32 width, S32 height)
 						width + getRect().getWidth() - browser_rect.getWidth(), 
 						height + getRect().getHeight() - browser_rect.getHeight());
 
-	LL_DEBUGS() << "geometry change: " << geom << LL_ENDL;
-	
 	LLRect new_rect;
 	getParent()->screenRectToLocal(geom, &new_rect);
 	setShape(new_rect);	
@@ -205,8 +206,6 @@ void LLFloaterWebContent::geometryChanged(S32 x, S32 y, S32 width, S32 height)
 // static
 void LLFloaterWebContent::preCreate(LLFloaterWebContent::Params& p)
 {
-	LL_DEBUGS() << "url = " << p.url() << ", target = " << p.target() << ", uuid = " << p.id() << LL_ENDL;
-
 	if (!p.id.isProvided())
 	{
 		p.id = LLUUID::generateNewID().asString();
@@ -224,12 +223,6 @@ void LLFloaterWebContent::preCreate(LLFloaterWebContent::Params& p)
 		// and close the least recently opened one if this will put us over the limit.
 
 		LLFloaterReg::const_instance_list_t &instances = LLFloaterReg::getFloaterList(p.window_class);
-		LL_DEBUGS() << "total instance count is " << instances.size() << LL_ENDL;
-
-		for(LLFloaterReg::const_instance_list_t::const_iterator iter = instances.begin(); iter != instances.end(); iter++)
-		{
-			LL_DEBUGS() << "    " << (*iter)->getKey()["target"] << LL_ENDL;
-		}
 
 		if(instances.size() >= (size_t)browser_window_limit)
 		{
@@ -241,16 +234,19 @@ void LLFloaterWebContent::preCreate(LLFloaterWebContent::Params& p)
 
 void LLFloaterWebContent::open_media(const Params& p)
 {
-	// Specifying a mime type of text/html here causes the plugin system to skip the MIME type probe and just open a browser plugin.
 	LLViewerMedia::proxyWindowOpened(p.target(), p.id());
-	mWebBrowser->setHomePageUrl(p.url, HTTP_CONTENT_TEXT_HTML);
+	mWebBrowser->setHomePageUrl(p.url);
 	mWebBrowser->setTarget(p.target);
-	mWebBrowser->navigateTo(p.url, HTTP_CONTENT_TEXT_HTML, p.clean_browser);
+	mWebBrowser->navigateTo(p.url);
 	
 	set_current_url(p.url);
 
 	getChild<LLLayoutPanel>("status_bar")->setVisible(p.show_chrome);
 	getChild<LLLayoutPanel>("nav_controls")->setVisible(p.show_chrome);
+
+	// turn additional debug controls on but only for Develop mode (Develop menu open)
+	getChild<LLLayoutPanel>("debug_controls")->setVisible(mDevelopMode);
+
 	bool address_entry_enabled = p.allow_address_entry && !p.trusted_content;
     mAllowNavigation = p.allow_back_forward_navigation;
 	getChildView("address")->setEnabled(address_entry_enabled);
@@ -499,7 +495,7 @@ void LLFloaterWebContent::onEnterAddress()
     LLStringUtil::trim(url);
 	if ( url.length() > 0 )
 	{
-		mWebBrowser->navigateTo(url, HTTP_CONTENT_TEXT_HTML);
+		mWebBrowser->navigateTo(url);
 	};
 }
 
@@ -508,9 +504,18 @@ void LLFloaterWebContent::onPopExternal()
 	// make sure there is at least something there.
 	// (perhaps this test should be for minimum length of a URL)
 	std::string url = mAddressCombo->getValue().asString();
-    LLStringUtil::trim(url);
-	if ( url.length() > 0 )
+	LLStringUtil::trim(url);
+	if (url.length() > 0)
+	{
+		LLWeb::loadURLExternal(url);
+	};
+}
+
+void LLFloaterWebContent::onTestURL(std::string url)
+{
+	LLStringUtil::trim(url);
+	if (url.length() > 0)
 	{
-		LLWeb::loadURLExternal( url );
+		mWebBrowser->navigateTo(url);
 	};
 }
diff --git a/indra/newview/llfloaterwebcontent.h b/indra/newview/llfloaterwebcontent.h
index 4291fd9f2c..0bf93504c2 100644
--- a/indra/newview/llfloaterwebcontent.h
+++ b/indra/newview/llfloaterwebcontent.h
@@ -58,7 +58,8 @@ public:
                                 allow_back_forward_navigation,
 								trusted_content,
 								show_page_title,
-                                clean_browser;
+								clean_browser,
+								dev_mode;
 		Optional<LLRect>		preferred_media_size;
 
 		_Params();
@@ -92,6 +93,7 @@ protected:
 	void onClickStop();
 	void onEnterAddress();
 	void onPopExternal();
+	void onTestURL(std::string url);
 
 	static void preCreate(Params& p);
 	void open_media(const Params& );
@@ -113,6 +115,7 @@ protected:
 	std::string		mUUID;
 	bool			mShowPageTitle;
     bool            mAllowNavigation;
+	bool			mDevelopMode;
 };
 
 #endif  // LL_LLFLOATERWEBCONTENT_H
diff --git a/indra/newview/llinventoryitemslist.cpp b/indra/newview/llinventoryitemslist.cpp
index 36e1cc97d1..1dc1aa395e 100644
--- a/indra/newview/llinventoryitemslist.cpp
+++ b/indra/newview/llinventoryitemslist.cpp
@@ -45,7 +45,7 @@ LLInventoryItemsList::Params::Params()
 
 LLInventoryItemsList::LLInventoryItemsList(const LLInventoryItemsList::Params& p)
 :	LLFlatListViewEx(p)
-,	mNeedsRefresh(false)
+,	mRefreshState(REFRESH_COMPLETE)
 ,	mForceRefresh(false)
 {
 	// TODO: mCommitOnSelectionChange is set to "false" in LLFlatListView
@@ -66,13 +66,13 @@ LLInventoryItemsList::~LLInventoryItemsList()
 
 void LLInventoryItemsList::refreshList(const LLInventoryModel::item_array_t item_array)
 {
-	getIDs().clear();
+    getIDs().clear();
 	LLInventoryModel::item_array_t::const_iterator it = item_array.begin();
 	for( ; item_array.end() != it; ++it)
 	{
 		getIDs().push_back((*it)->getUUID());
 	}
-	mNeedsRefresh = true;
+    mRefreshState = REFRESH_ALL;
 }
 
 boost::signals2::connection LLInventoryItemsList::setRefreshCompleteCallback(const commit_signal_t::slot_type& cb)
@@ -113,9 +113,9 @@ void LLInventoryItemsList::updateSelection()
 
 void LLInventoryItemsList::doIdle()
 {
-	if (!mNeedsRefresh) return;
+	if (mRefreshState == REFRESH_COMPLETE) return;
 
-	if (isInVisibleChain() || mForceRefresh)
+	if (isInVisibleChain() || mForceRefresh )
 	{
 		refresh();
 
@@ -137,54 +137,130 @@ LLTrace::BlockTimerStatHandle FTM_INVENTORY_ITEMS_REFRESH("Inventory List Refres
 
 void LLInventoryItemsList::refresh()
 {
-	LL_RECORD_BLOCK_TIME(FTM_INVENTORY_ITEMS_REFRESH);
-	static const unsigned ADD_LIMIT = 20;
-
-	uuid_vec_t added_items;
-	uuid_vec_t removed_items;
-
-	computeDifference(getIDs(), added_items, removed_items);
-
-	bool add_limit_exceeded = false;
-	unsigned int nadded = 0;
-
-	uuid_vec_t::const_iterator it = added_items.begin();
-	for( ; added_items.end() != it; ++it)
-	{
-		if(nadded >= ADD_LIMIT)
-		{
-			add_limit_exceeded = true;
-			break;
-		}
-		LLViewerInventoryItem* item = gInventory.getItem(*it);
-		// Do not rearrange items on each adding, let's do that on filter call
-		llassert(item);
-		if (item)
-		{
-			addNewItem(item, false);
-			++nadded;
-		}
-	}
-
-	it = removed_items.begin();
-	for( ; removed_items.end() != it; ++it)
-	{
-		// don't filter items right away
-		removeItemByUUID(*it, false);
-	}
-
-	// Filter, rearrange and notify parent about shape changes
-	filterItems();
-
-	bool needs_refresh = add_limit_exceeded;
-	setNeedsRefresh(needs_refresh);
-	setForceRefresh(needs_refresh);
-
-	// After list building completed, select items that had been requested to select before list was build
-	if(!needs_refresh)
-	{
-		updateSelection();
-	}
+    LL_RECORD_BLOCK_TIME(FTM_INVENTORY_ITEMS_REFRESH);
+
+    switch (mRefreshState)
+    {
+    case REFRESH_ALL:
+        {
+            mAddedItems.clear();
+            mRemovedItems.clear();
+            computeDifference(getIDs(), mAddedItems, mRemovedItems);
+            if (mRemovedItems.size() > 0)
+            {
+                mRefreshState = REFRESH_LIST_ERASE;
+            }
+            else if (mAddedItems.size() > 0)
+            {
+                mRefreshState = REFRESH_LIST_APPEND;
+            }
+            else
+            {
+                mRefreshState = REFRESH_LIST_SORT;
+            }
+
+            rearrangeItems();
+            notifyParentItemsRectChanged();
+            break;
+        }
+    case REFRESH_LIST_ERASE:
+        {
+            uuid_vec_t::const_iterator it = mRemovedItems.begin();
+            for (; mRemovedItems.end() != it; ++it)
+            {
+                // don't filter items right away
+                removeItemByUUID(*it, false);
+            }
+            mRemovedItems.clear();
+            mRefreshState = REFRESH_LIST_SORT; // fix visibility and arrange
+            break;
+        }
+    case REFRESH_LIST_APPEND:
+        {
+            static const unsigned ADD_LIMIT = 25; // Note: affects perfomance
+
+            unsigned int nadded = 0;
+
+            // form a list to add
+            uuid_vec_t::iterator it = mAddedItems.begin();
+            pairs_list_t panel_list;
+            while(mAddedItems.size() > 0 && nadded < ADD_LIMIT)
+            {
+                LLViewerInventoryItem* item = gInventory.getItem(*it);
+                llassert(item);
+                if (item)
+                {
+                    LLPanel *list_item = createNewItem(item);
+                    if (list_item)
+                    {
+                        item_pair_t* new_pair = new item_pair_t(list_item, item->getUUID());
+                        panel_list.push_back(new_pair);
+                        ++nadded;
+                    }
+                }
+
+                it = mAddedItems.erase(it);
+            }
+
+            // add the list
+            // Note: usually item pairs are sorted with std::sort, but we are calling
+            // this function on idle and pairs' list can take a lot of time to sort
+            // through, so we are sorting items into list while adding them
+            addItemPairs(panel_list, false);
+
+            // update visibility of items in the list
+            std::string cur_filter = getFilterSubString();
+            LLStringUtil::toUpper(cur_filter);
+            LLSD action;
+            action.with("match_filter", cur_filter);
+
+            pairs_const_iterator_t pair_it = panel_list.begin();
+            for (; pair_it != panel_list.end(); ++pair_it)
+            {
+                item_pair_t* item_pair = *pair_it;
+                if (item_pair->first->getParent() != NULL)
+                {
+                    updateItemVisibility(item_pair->first, action);
+                }
+            }
+
+            rearrangeItems();
+            notifyParentItemsRectChanged();
+
+            if (mAddedItems.size() > 0)
+            {
+                mRefreshState = REFRESH_LIST_APPEND;
+            }
+            else
+            {
+                // Note: while we do sort and check visibility at REFRESH_LIST_APPEND, update
+                // could have changed something  about existing items so redo checks for all items.
+                mRefreshState = REFRESH_LIST_SORT;
+            }
+            break;
+        }
+    case REFRESH_LIST_SORT:
+        {
+            // Filter, sort, rearrange and notify parent about shape changes
+            filterItems();
+
+            if (mAddedItems.size() == 0)
+            {
+                // After list building completed, select items that had been requested to select before list was build
+                updateSelection();
+                mRefreshState = REFRESH_COMPLETE;
+            }
+            else
+            {
+                mRefreshState = REFRESH_LIST_APPEND;
+            }
+            break;
+        }
+    default:
+        break;
+    }
+
+    setForceRefresh(mRefreshState != REFRESH_COMPLETE);
 }
 
 void LLInventoryItemsList::computeDifference(
@@ -204,24 +280,15 @@ void LLInventoryItemsList::computeDifference(
 	LLCommonUtils::computeDifference(vnew, vcur, vadded, vremoved);
 }
 
-void LLInventoryItemsList::addNewItem(LLViewerInventoryItem* item, bool rearrange /*= true*/)
+LLPanel* LLInventoryItemsList::createNewItem(LLViewerInventoryItem* item)
 {
-	if (!item)
-	{
-		LL_WARNS() << "No inventory item. Couldn't create flat list item." << LL_ENDL;
-		llassert(item != NULL);
-	}
-
-	LLPanelInventoryListItemBase *list_item = LLPanelInventoryListItemBase::create(item);
-	if (!list_item)
-		return;
-
-	bool is_item_added = addItem(list_item, item->getUUID(), ADD_BOTTOM, rearrange);
-	if (!is_item_added)
-	{
-		LL_WARNS() << "Couldn't add flat list item." << LL_ENDL;
-		llassert(is_item_added);
-	}
+    if (!item)
+    {
+        LL_WARNS() << "No inventory item. Couldn't create flat list item." << LL_ENDL;
+        llassert(item != NULL);
+        return NULL;
+    }
+    return LLPanelInventoryListItemBase::create(item);
 }
 
 // EOF
diff --git a/indra/newview/llinventoryitemslist.h b/indra/newview/llinventoryitemslist.h
index 1aa230df99..fe05c2ed7c 100644
--- a/indra/newview/llinventoryitemslist.h
+++ b/indra/newview/llinventoryitemslist.h
@@ -51,9 +51,9 @@ public:
 	/**
 	 * Let list know items need to be refreshed in next doIdle()
 	 */
-	void setNeedsRefresh(bool needs_refresh){ mNeedsRefresh = needs_refresh; }
+	void setNeedsRefresh(bool needs_refresh){ mRefreshState = needs_refresh ? REFRESH_ALL : REFRESH_COMPLETE; }
 
-	bool getNeedsRefresh(){ return mNeedsRefresh; }
+	U32 getNeedsRefresh(){ return mRefreshState; }
 
 	/**
 	 * Sets the flag indicating that the list needs to be refreshed even if it is
@@ -71,7 +71,7 @@ public:
 	 * This is needed for example to filter items of the list hidden by closed
 	 * accordion tab.
 	 */
-	void	doIdle();						// Real idle routine
+	virtual void doIdle();						// Real idle routine
 	static void idle(void* user_data);		// static glue to doIdle()
 
 protected:
@@ -94,17 +94,29 @@ protected:
 	void computeDifference(const uuid_vec_t& vnew, uuid_vec_t& vadded, uuid_vec_t& vremoved);
 
 	/**
-	 * Add an item to the list
-	 */
-	virtual void addNewItem(LLViewerInventoryItem* item, bool rearrange = true);
+	* Create panel(item) from inventory item
+	*/
+	virtual LLPanel* createNewItem(LLViewerInventoryItem* item);
+
+protected:
+    enum ERefreshStates
+    {
+        REFRESH_COMPLETE = 0,
+        REFRESH_LIST_SORT,
+        REFRESH_LIST_APPEND,
+        REFRESH_LIST_ERASE,
+        REFRESH_ALL
+    };
+
+    ERefreshStates mRefreshState;
 
 private:
 	uuid_vec_t mIDs; // IDs of items that were added in refreshList().
 					 // Will be used in refresh() to determine added and removed ids
 
 	uuid_vec_t mSelectTheseIDs; // IDs that will be selected if list is not loaded till now
-
-	bool mNeedsRefresh;
+	uuid_vec_t mAddedItems;
+	uuid_vec_t mRemovedItems;
 
 	bool mForceRefresh;
 
diff --git a/indra/newview/llmoveview.cpp b/indra/newview/llmoveview.cpp
index 70035bcc74..c3dd08c327 100644
--- a/indra/newview/llmoveview.cpp
+++ b/indra/newview/llmoveview.cpp
@@ -252,7 +252,7 @@ void LLFloaterMove::setSittingMode(BOOL bSitting)
 			LLPanelStandStopFlying::setStandStopFlyingMode(LLPanelStandStopFlying::SSFM_STOP_FLYING);
 		}
 	}
-	enableInstance(!bSitting);
+	enableInstance();
 }
 
 // protected 
@@ -459,7 +459,7 @@ void LLFloaterMove::showModeButtons(BOOL bShow)
 }
 
 //static
-void LLFloaterMove::enableInstance(BOOL bEnable)
+void LLFloaterMove::enableInstance()
 {
 	LLFloaterMove* instance = LLFloaterReg::findTypedInstance<LLFloaterMove>("moveview");
 	if (instance)
@@ -470,7 +470,7 @@ void LLFloaterMove::enableInstance(BOOL bEnable)
 		}
 		else
 		{
-			instance->showModeButtons(bEnable);
+            instance->showModeButtons(isAgentAvatarValid() && !gAgentAvatarp->isSitting());
 		}
 	}
 }
@@ -566,7 +566,7 @@ BOOL LLPanelStandStopFlying::postBuild()
 {
 	mStandButton = getChild<LLButton>("stand_btn");
 	mStandButton->setCommitCallback(boost::bind(&LLPanelStandStopFlying::onStandButtonClick, this));
-	mStandButton->setCommitCallback(boost::bind(&LLFloaterMove::enableInstance, TRUE));
+	mStandButton->setCommitCallback(boost::bind(&LLFloaterMove::enableInstance));
 	mStandButton->setVisible(FALSE);
 	LLHints::registerHintTarget("stand_btn", mStandButton->getHandle());
 	
@@ -685,8 +685,7 @@ void LLPanelStandStopFlying::onStandButtonClick()
 	LLSelectMgr::getInstance()->deselectAllForStandingUp();
 	gAgent.setControlFlags(AGENT_CONTROL_STAND_UP);
 
-	setFocus(FALSE); // EXT-482
-	mStandButton->setVisible(FALSE); // force visibility changing to avoid seeing Stand & Move buttons at once.
+	setFocus(FALSE); 
 }
 
 void LLPanelStandStopFlying::onStopFlyingButtonClick()
@@ -694,7 +693,6 @@ void LLPanelStandStopFlying::onStopFlyingButtonClick()
 	gAgent.setFlying(FALSE);
 
 	setFocus(FALSE); // EXT-482
-	mStopFlyingButton->setVisible(FALSE);
 }
 
 /**
diff --git a/indra/newview/llmoveview.h b/indra/newview/llmoveview.h
index c525d9dfdb..4a31f2a814 100644
--- a/indra/newview/llmoveview.h
+++ b/indra/newview/llmoveview.h
@@ -56,7 +56,7 @@ public:
 	static void setAlwaysRunMode(bool run);
 	void setAlwaysRunModeImpl(bool run);
 	static void setSittingMode(BOOL bSitting);
-	static void enableInstance(BOOL bEnable);
+	static void enableInstance();
 	/*virtual*/ void onOpen(const LLSD& key);
 
 	static void sUpdateFlyingStatus();
diff --git a/indra/newview/lloutfitgallery.cpp b/indra/newview/lloutfitgallery.cpp
index de6a36ce2f..13eb148788 100644
--- a/indra/newview/lloutfitgallery.cpp
+++ b/indra/newview/lloutfitgallery.cpp
@@ -106,7 +106,8 @@ BOOL LLOutfitGallery::postBuild()
 {
     BOOL rv = LLOutfitListBase::postBuild();
     mScrollPanel = getChild<LLScrollContainer>("gallery_scroll_panel");
-    mGalleryPanel = getChild<LLPanel>("gallery_panel");
+    LLPanel::Params params = LLPanel::getDefaultParams(); // Don't parse XML when creating dummy LLPanel
+    mGalleryPanel = LLUICtrlFactory::create<LLPanel>(params);
     mMessageTextBox = getChild<LLTextBox>("no_outfits_txt");
     mOutfitGalleryMenu = new LLOutfitGalleryContextMenu(this);
     return rv;
@@ -640,7 +641,6 @@ BOOL LLOutfitGalleryItem::postBuild()
 
     mOutfitNameText = getChild<LLTextBox>("outfit_name");
     mOutfitWornText = getChild<LLTextBox>("outfit_worn_text");
-    mFotoBgPanel = getChild<LLPanel>("foto_bg_panel");
     mTextBgPanel = getChild<LLPanel>("text_bg_panel");
     setOutfitWorn(false);
     mHidden = false;
diff --git a/indra/newview/lloutfitgallery.h b/indra/newview/lloutfitgallery.h
index 6b13f264a4..140e68067b 100644
--- a/indra/newview/lloutfitgallery.h
+++ b/indra/newview/lloutfitgallery.h
@@ -273,7 +273,6 @@ private:
     LLTextBox* mOutfitNameText;
     LLTextBox* mOutfitWornText;
     LLPanel* mTextBgPanel;
-    LLPanel* mFotoBgPanel;
     bool     mSelected;
     bool     mWorn;
     bool     mDefaultImage;
diff --git a/indra/newview/llpaneloutfitedit.cpp b/indra/newview/llpaneloutfitedit.cpp
index 8b9941c0ca..d897449310 100644
--- a/indra/newview/llpaneloutfitedit.cpp
+++ b/indra/newview/llpaneloutfitedit.cpp
@@ -779,6 +779,10 @@ void LLPanelOutfitEdit::onVisibilityChanged(const LLSD &in_visible_chain)
 	{
 		update();
 	}
+	else
+	{
+		mWearableListManager->holdProgress(); //list population restarts with visibility
+	}
 }
 
 void LLPanelOutfitEdit::onAddWearableClicked(void)
diff --git a/indra/newview/llpaneloutfitsinventory.cpp b/indra/newview/llpaneloutfitsinventory.cpp
index 3f700496a9..3a35c49007 100644
--- a/indra/newview/llpaneloutfitsinventory.cpp
+++ b/indra/newview/llpaneloutfitsinventory.cpp
@@ -42,6 +42,7 @@
 #include "llpanelwearing.h"
 #include "llsaveoutfitcombobtn.h"
 #include "llsidepanelappearance.h"
+#include "llviewercontrol.h"
 #include "llviewerfoldertype.h"
 
 static const std::string OUTFITS_TAB_NAME = "outfitslist_tab";
@@ -67,6 +68,10 @@ LLPanelOutfitsInventory::LLPanelOutfitsInventory() :
 
 LLPanelOutfitsInventory::~LLPanelOutfitsInventory()
 {
+	if (mAppearanceTabs)
+	{
+		gSavedSettings.setS32("LastAppearanceTab", mAppearanceTabs->getCurrentPanelIndex());
+	}
 }
 
 // virtual
@@ -87,6 +92,9 @@ BOOL LLPanelOutfitsInventory::postBuild()
 	
 	mSaveComboBtn.reset(new LLSaveOutfitComboBtn(this, true));
 
+	if (!mAppearanceTabs->selectTab(gSavedSettings.getS32("LastAppearanceTab")))
+		mAppearanceTabs->selectFirstTab();
+
 	return TRUE;
 }
 
diff --git a/indra/newview/llpanelprimmediacontrols.cpp b/indra/newview/llpanelprimmediacontrols.cpp
index 763657ebad..0bcd8a9e63 100644
--- a/indra/newview/llpanelprimmediacontrols.cpp
+++ b/indra/newview/llpanelprimmediacontrols.cpp
@@ -95,7 +95,8 @@ LLPanelPrimMediaControls::LLPanelPrimMediaControls() :
 	mVolumeSliderVisible(0),
 	mWindowShade(NULL),
 	mHideImmediately(false),
-    mSecureURL(false)
+    mSecureURL(false),
+	mMediaPlaySliderCtrlMouseDownValue(0.0)
 {
 	mCommitCallbackRegistrar.add("MediaCtrl.Close",		boost::bind(&LLPanelPrimMediaControls::onClickClose, this));
 	mCommitCallbackRegistrar.add("MediaCtrl.Back",		boost::bind(&LLPanelPrimMediaControls::onClickBack, this));
@@ -109,7 +110,8 @@ LLPanelPrimMediaControls::LLPanelPrimMediaControls() :
 	mCommitCallbackRegistrar.add("MediaCtrl.Open",		boost::bind(&LLPanelPrimMediaControls::onClickOpen, this));
 	mCommitCallbackRegistrar.add("MediaCtrl.Zoom",		boost::bind(&LLPanelPrimMediaControls::onClickZoom, this));
 	mCommitCallbackRegistrar.add("MediaCtrl.CommitURL",	boost::bind(&LLPanelPrimMediaControls::onCommitURL, this));
-	mCommitCallbackRegistrar.add("MediaCtrl.JumpProgress",		boost::bind(&LLPanelPrimMediaControls::onCommitSlider, this));
+	mCommitCallbackRegistrar.add("MediaCtrl.MouseDown", boost::bind(&LLPanelPrimMediaControls::onMediaPlaySliderCtrlMouseDown, this));
+	mCommitCallbackRegistrar.add("MediaCtrl.MouseUp", boost::bind(&LLPanelPrimMediaControls::onMediaPlaySliderCtrlMouseUp, this));
 	mCommitCallbackRegistrar.add("MediaCtrl.CommitVolumeUp",	boost::bind(&LLPanelPrimMediaControls::onCommitVolumeUp, this));
 	mCommitCallbackRegistrar.add("MediaCtrl.CommitVolumeDown",	boost::bind(&LLPanelPrimMediaControls::onCommitVolumeDown, this));
 	mCommitCallbackRegistrar.add("MediaCtrl.Volume",	boost::bind(&LLPanelPrimMediaControls::onCommitVolumeSlider, this));
@@ -1246,26 +1248,38 @@ void LLPanelPrimMediaControls::setCurrentURL()
 #endif	// USE_COMBO_BOX_FOR_MEDIA_URL
 }
 
-void LLPanelPrimMediaControls::onCommitSlider()
+
+void LLPanelPrimMediaControls::onMediaPlaySliderCtrlMouseDown()
 {
-	focusOnTarget();
+	mMediaPlaySliderCtrlMouseDownValue = mMediaPlaySliderCtrl->getValue().asReal();
 
-	LLViewerMediaImpl* media_impl = getTargetMediaImpl();
-	if (media_impl) 
+	mUpdateSlider = false;
+}
+
+void LLPanelPrimMediaControls::onMediaPlaySliderCtrlMouseUp()
+{
+	F64 cur_value = mMediaPlaySliderCtrl->getValue().asReal();
+
+	if (mMediaPlaySliderCtrlMouseDownValue != cur_value)
 	{
-		// get slider value
-		F64 slider_value = mMediaPlaySliderCtrl->getValue().asReal();
-		if(slider_value <= 0.0)
-		{	
-			media_impl->stop();
-		}
-		else 
+		focusOnTarget();
+
+		LLViewerMediaImpl* media_impl = getTargetMediaImpl();
+		if (media_impl)
 		{
-			media_impl->seek(slider_value*mMovieDuration);
-			//mUpdateSlider= false;
+			if (cur_value <= 0.0)
+			{
+				media_impl->stop();
+			}
+			else
+			{
+				media_impl->seek(cur_value * mMovieDuration);
+			}
 		}
+
+		mUpdateSlider = true;
 	}
-}		
+}
 
 void LLPanelPrimMediaControls::onCommitVolumeUp()
 {
diff --git a/indra/newview/llpanelprimmediacontrols.h b/indra/newview/llpanelprimmediacontrols.h
index 6d2eb3430e..21d5236074 100644
--- a/indra/newview/llpanelprimmediacontrols.h
+++ b/indra/newview/llpanelprimmediacontrols.h
@@ -107,8 +107,10 @@ private:
 	
 	void updateZoom();
 	void setCurrentURL();
-	void onCommitSlider();
-	
+
+	void onMediaPlaySliderCtrlMouseDown();
+	void onMediaPlaySliderCtrlMouseUp();
+
 	void onCommitVolumeUp();
 	void onCommitVolumeDown();
 	void onCommitVolumeSlider();
@@ -219,6 +221,8 @@ private:
 	S32 mVolumeSliderVisible;
 
 	LLNotificationPtr mActiveNotification;
+
+	F64 mMediaPlaySliderCtrlMouseDownValue;
 };
 
 #endif // LL_PANELPRIMMEDIACONTROLS_H
diff --git a/indra/newview/llsecapi.cpp b/indra/newview/llsecapi.cpp
index 4f9f83b6f2..72d7cf1e45 100644
--- a/indra/newview/llsecapi.cpp
+++ b/indra/newview/llsecapi.cpp
@@ -29,6 +29,8 @@
 #include "llviewerprecompiledheaders.h"
 #include "llsecapi.h"
 #include "llsechandler_basic.h"
+#include "llexception.h"
+#include "stringize.h"
 #include <openssl/evp.h>
 #include <openssl/err.h>
 #include <map>
@@ -64,12 +66,12 @@ void initializeSecHandler()
 		}
 		catch (LLProtectedDataException e)
 		{
-			exception_msg = e.getMessage();
+			exception_msg = e.what();
 		}
 	}
 	if (!exception_msg.empty())  // an exception was thrown.
 	{
-		throw LLProtectedDataException(exception_msg.c_str());
+		LLTHROW(LLProtectedDataException(exception_msg));
 	}
 
 }
@@ -101,6 +103,7 @@ std::ostream& operator <<(std::ostream& s, const LLCredential& cred)
 LLSD LLCredential::getLoginParams()
 {
 	LLSD result = LLSD::emptyMap();
+	std::string username;
 	try 
 	{
 		if (mIdentifier["type"].asString() == "agent")
@@ -109,17 +112,19 @@ LLSD LLCredential::getLoginParams()
 			result["passwd"] = "$1$" + mAuthenticator["secret"].asString();
 			result["first"] = mIdentifier["first_name"];
 			result["last"] = mIdentifier["last_name"];
-		
+			username = result["first"].asString() + " " + result["last"].asString();
 		}
 		else if (mIdentifier["type"].asString() == "account")
 		{
 			result["username"] = mIdentifier["account_name"];
 			result["passwd"] = mAuthenticator["secret"];
-										
+			username = result["username"].asString();
 		}
 	}
 	catch (...)
 	{
+		// nat 2016-08-18: not clear what exceptions the above COULD throw?!
+		LOG_UNHANDLED_EXCEPTION(STRINGIZE("for '" << username << "'"));
 		// we could have corrupt data, so simply return a null login param if so
 		LL_WARNS("AppInit") << "Invalid credential" << LL_ENDL;
 	}
diff --git a/indra/newview/llsecapi.h b/indra/newview/llsecapi.h
index 6fe3ee31cf..6af5a28fa5 100644
--- a/indra/newview/llsecapi.h
+++ b/indra/newview/llsecapi.h
@@ -32,6 +32,7 @@
 #include <openssl/x509.h>
 #include <ostream>
 #include "llpointer.h"
+#include "llexception.h"
 
 #ifdef LL_WINDOWS
 #pragma warning(disable:4250)
@@ -116,17 +117,13 @@
 
 
 
-class LLProtectedDataException
+struct LLProtectedDataException: public LLException
 {
-public:
-	LLProtectedDataException(const char *msg) 
+	LLProtectedDataException(const std::string& msg):
+		LLException(msg)
 	{
-		LL_WARNS("SECAPI") << "Protected Data Error: " << (std::string)msg << LL_ENDL;
-		mMsg = (std::string)msg;
+		LL_WARNS("SECAPI") << "Protected Data Error: " << msg << LL_ENDL;
 	}
-	std::string getMessage() { return mMsg; }
-protected:
-	std::string mMsg;
 };
 
 // class LLCertificate
@@ -334,22 +331,21 @@ std::ostream& operator <<(std::ostream& s, const LLCredential& cred);
 
 // All error handling is via exceptions.
 
-class LLCertException
+class LLCertException: public LLException
 {
 public:
-	LLCertException(LLPointer<LLCertificate> cert, const char* msg)
+	LLCertException(LLPointer<LLCertificate> cert, const std::string& msg):
+		LLException(msg)
 	{
 
 		mCert = cert;
 
-		LL_WARNS("SECAPI") << "Certificate Error: " << (std::string)msg << LL_ENDL;
-		mMsg = (std::string)msg;
+		LL_WARNS("SECAPI") << "Certificate Error: " << msg << LL_ENDL;
 	}
-	LLPointer<LLCertificate> getCert() { return mCert; }
-	std::string getMessage() { return mMsg; }
+	virtual ~LLCertException() throw() {}
+	LLPointer<LLCertificate> getCert() const { return mCert; }
 protected:
 	LLPointer<LLCertificate> mCert;
-	std::string mMsg;
 };
 
 class LLInvalidCertificate : public LLCertException
@@ -358,6 +354,7 @@ public:
 	LLInvalidCertificate(LLPointer<LLCertificate> cert) : LLCertException(cert, "CertInvalid")
 	{
 	}
+	virtual ~LLInvalidCertificate() throw() {}
 protected:
 };
 
@@ -367,6 +364,7 @@ public:
 	LLCertValidationTrustException(LLPointer<LLCertificate> cert) : LLCertException(cert, "CertUntrusted")
 	{
 	}
+	virtual ~LLCertValidationTrustException() throw() {}
 protected:
 };
 
@@ -378,7 +376,7 @@ public:
 	{
 		mHostname = hostname;
 	}
-	
+	virtual ~LLCertValidationHostnameException() throw() {}
 	std::string getHostname() { return mHostname; }
 protected:
 	std::string mHostname;
@@ -392,6 +390,7 @@ public:
 	{
 		mTime = current_time;
 	}
+	virtual ~LLCertValidationExpirationException() throw() {}
 	LLDate GetTime() { return mTime; }
 protected:
 	LLDate mTime;
@@ -403,6 +402,7 @@ public:
 	LLCertKeyUsageValidationException(LLPointer<LLCertificate> cert) : LLCertException(cert, "CertKeyUsage")
 	{
 	}
+	virtual ~LLCertKeyUsageValidationException() throw() {}
 protected:
 };
 
@@ -412,6 +412,7 @@ public:
 	LLCertBasicConstraintsValidationException(LLPointer<LLCertificate> cert) : LLCertException(cert, "CertBasicConstraints")
 	{
 	}
+	virtual ~LLCertBasicConstraintsValidationException() throw() {}
 protected:
 };
 
@@ -421,6 +422,7 @@ public:
 	LLCertValidationInvalidSignatureException(LLPointer<LLCertificate> cert) : LLCertException(cert, "CertInvalidSignature")
 	{
 	}
+	virtual ~LLCertValidationInvalidSignatureException() throw() {}
 protected:
 };
 
diff --git a/indra/newview/llsechandler_basic.cpp b/indra/newview/llsechandler_basic.cpp
index 40516f9bbb..d6fb801cc0 100644
--- a/indra/newview/llsechandler_basic.cpp
+++ b/indra/newview/llsechandler_basic.cpp
@@ -35,6 +35,8 @@
 #include "llfile.h"
 #include "lldir.h"
 #include "llviewercontrol.h"
+#include "llexception.h"
+#include "stringize.h"
 #include <vector>
 #include <ios>
 #include <openssl/ossl_typ.h>
@@ -72,14 +74,14 @@ LLBasicCertificate::LLBasicCertificate(const std::string& pem_cert)
 	if(pem_bio == NULL)
 	{
 		LL_WARNS("SECAPI") << "Could not allocate an openssl memory BIO." << LL_ENDL;
-		throw LLInvalidCertificate(this);
+		LLTHROW(LLInvalidCertificate(this));
 	}
 	mCert = NULL;
 	PEM_read_bio_X509(pem_bio, &mCert, 0, NULL);
 	BIO_free(pem_bio);
 	if (!mCert)
 	{
-		throw LLInvalidCertificate(this);
+		LLTHROW(LLInvalidCertificate(this));
 	}
 }
 
@@ -88,7 +90,7 @@ LLBasicCertificate::LLBasicCertificate(X509* pCert)
 {
 	if (!pCert || !pCert->cert_info)
 	{
-		throw LLInvalidCertificate(this);
+		LLTHROW(LLInvalidCertificate(this));
 	}	
 	mCert = X509_dup(pCert);
 }
@@ -617,7 +619,7 @@ void LLBasicCertificateStore::load_from_file(const std::string& filename)
 				}
 				catch (...)
 				{
-					LL_WARNS("SECAPI") << "Failure creating certificate from the certificate store file." << LL_ENDL;
+					LOG_UNHANDLED_EXCEPTION("creating certificate from the certificate store file");
 				}
 				X509_free(cert_x509);
 				cert_x509 = NULL;
@@ -873,22 +875,22 @@ void _validateCert(int validation_policy,
 	// check basic properties exist in the cert
 	if(!current_cert_info.has(CERT_SUBJECT_NAME) || !current_cert_info.has(CERT_SUBJECT_NAME_STRING))
 	{
-		throw LLCertException(cert, "Cert doesn't have a Subject Name");				
+		LLTHROW(LLCertException(cert, "Cert doesn't have a Subject Name"));
 	}
 	
 	if(!current_cert_info.has(CERT_ISSUER_NAME_STRING))
 	{
-		throw LLCertException(cert, "Cert doesn't have an Issuer Name");				
+		LLTHROW(LLCertException(cert, "Cert doesn't have an Issuer Name"));
 	}
 	
 	// check basic properties exist in the cert
 	if(!current_cert_info.has(CERT_VALID_FROM) || !current_cert_info.has(CERT_VALID_TO))
 	{
-		throw LLCertException(cert, "Cert doesn't have an expiration period");				
+		LLTHROW(LLCertException(cert, "Cert doesn't have an expiration period"));
 	}
 	if (!current_cert_info.has(CERT_SHA1_DIGEST))
 	{
-		throw LLCertException(cert, "No SHA1 digest");
+		LLTHROW(LLCertException(cert, "No SHA1 digest"));
 	}
 
 	if (validation_policy & VALIDATION_POLICY_TIME)
@@ -903,7 +905,7 @@ void _validateCert(int validation_policy,
 		if((validation_date < current_cert_info[CERT_VALID_FROM].asDate()) ||
 		   (validation_date > current_cert_info[CERT_VALID_TO].asDate()))
 		{
-			throw LLCertValidationExpirationException(cert, validation_date);
+			LLTHROW(LLCertValidationExpirationException(cert, validation_date));
 		}
 	}
 	if (validation_policy & VALIDATION_POLICY_SSL_KU)
@@ -914,14 +916,14 @@ void _validateCert(int validation_policy,
 			!(_LLSDArrayIncludesValue(current_cert_info[CERT_KEY_USAGE], 
 									  LLSD((std::string)CERT_KU_KEY_ENCIPHERMENT)))))
 		{
-			throw LLCertKeyUsageValidationException(cert);
+			LLTHROW(LLCertKeyUsageValidationException(cert));
 		}
 		// only validate EKU if the cert has it
 		if(current_cert_info.has(CERT_EXTENDED_KEY_USAGE) && current_cert_info[CERT_EXTENDED_KEY_USAGE].isArray() &&	   
 		   (!_LLSDArrayIncludesValue(current_cert_info[CERT_EXTENDED_KEY_USAGE], 
 									LLSD((std::string)CERT_EKU_SERVER_AUTH))))
 		{
-			throw LLCertKeyUsageValidationException(cert);			
+			LLTHROW(LLCertKeyUsageValidationException(cert));
 		}
 	}
 	if (validation_policy & VALIDATION_POLICY_CA_KU)
@@ -930,7 +932,7 @@ void _validateCert(int validation_policy,
 			(!_LLSDArrayIncludesValue(current_cert_info[CERT_KEY_USAGE], 
 									   (std::string)CERT_KU_CERT_SIGN)))
 			{
-				throw LLCertKeyUsageValidationException(cert);						
+				LLTHROW(LLCertKeyUsageValidationException(cert));
 			}
 	}
 	
@@ -942,13 +944,13 @@ void _validateCert(int validation_policy,
 		if(!current_cert_info[CERT_BASIC_CONSTRAINTS].has(CERT_BASIC_CONSTRAINTS_CA) ||
 		   !current_cert_info[CERT_BASIC_CONSTRAINTS][CERT_BASIC_CONSTRAINTS_CA])
 		{
-				throw LLCertBasicConstraintsValidationException(cert);
+				LLTHROW(LLCertBasicConstraintsValidationException(cert));
 		}
 		if (current_cert_info[CERT_BASIC_CONSTRAINTS].has(CERT_BASIC_CONSTRAINTS_PATHLEN) &&
 			((current_cert_info[CERT_BASIC_CONSTRAINTS][CERT_BASIC_CONSTRAINTS_PATHLEN].asInteger() != 0) &&
 			 (depth > current_cert_info[CERT_BASIC_CONSTRAINTS][CERT_BASIC_CONSTRAINTS_PATHLEN].asInteger())))
 		{
-			throw LLCertBasicConstraintsValidationException(cert);					
+			LLTHROW(LLCertBasicConstraintsValidationException(cert));
 		}
 	}
 }
@@ -1018,7 +1020,7 @@ void LLBasicCertificateStore::validate(int validation_policy,
 
 	if(cert_chain->size() < 1)
 	{
-		throw LLCertException(NULL, "No certs in chain");
+		LLTHROW(LLCertException(NULL, "No certs in chain"));
 	}
 	iterator current_cert = cert_chain->begin();
 	LLSD 	current_cert_info;
@@ -1033,11 +1035,11 @@ void LLBasicCertificateStore::validate(int validation_policy,
 		(*current_cert)->getLLSD(current_cert_info);
 		if(!validation_params.has(CERT_HOSTNAME))
 		{
-			throw LLCertException((*current_cert), "No hostname passed in for validation");			
+			LLTHROW(LLCertException((*current_cert), "No hostname passed in for validation"));
 		}
 		if(!current_cert_info.has(CERT_SUBJECT_NAME) || !current_cert_info[CERT_SUBJECT_NAME].has(CERT_NAME_CN))
 		{
-			throw LLInvalidCertificate((*current_cert));				
+			LLTHROW(LLInvalidCertificate((*current_cert)));
 		}
 		
 		LL_DEBUGS("SECAPI") << "Validating the hostname " << validation_params[CERT_HOSTNAME].asString() << 
@@ -1054,7 +1056,7 @@ void LLBasicCertificateStore::validate(int validation_policy,
 	X509* cert_x509 = (*current_cert)->getOpenSSLX509();
 	if(!cert_x509)
 	{
-		throw LLInvalidCertificate((*current_cert));			
+		LLTHROW(LLInvalidCertificate((*current_cert)));
 	}
 	std::string sha1_hash((const char *)cert_x509->sha1_hash, SHA_DIGEST_LENGTH);
 	X509_free( cert_x509 );
@@ -1075,7 +1077,7 @@ void LLBasicCertificateStore::validate(int validation_policy,
 			if((validation_date < cache_entry->second.first) ||
 			   (validation_date > cache_entry->second.second))
 			{
-				throw LLCertValidationExpirationException((*current_cert), validation_date);
+				LLTHROW(LLCertValidationExpirationException((*current_cert), validation_date));
 			}
 		}
 		// successfully found in cache
@@ -1107,7 +1109,7 @@ void LLBasicCertificateStore::validate(int validation_policy,
 			if(!_verify_signature((*current_cert),
 								  previous_cert))
 			{
-			   throw LLCertValidationInvalidSignatureException(previous_cert);
+			   LLTHROW(LLCertValidationInvalidSignatureException(previous_cert));
 			}
 		}
 		_validateCert(local_validation_policy,
@@ -1156,7 +1158,7 @@ void LLBasicCertificateStore::validate(int validation_policy,
 			if(!_verify_signature((*found_store_cert),
 								  (*current_cert)))
 			{
-				throw LLCertValidationInvalidSignatureException(*current_cert);
+				LLTHROW(LLCertValidationInvalidSignatureException(*current_cert));
 			}			
 			// successfully validated.
 			mTrustedCertCache[sha1_hash] = std::pair<LLDate, LLDate>(from_time, to_time);		
@@ -1173,7 +1175,7 @@ void LLBasicCertificateStore::validate(int validation_policy,
 	if (validation_policy & VALIDATION_POLICY_TRUSTED)
 	{
 		// we reached the end without finding a trusted cert.
-		throw LLCertValidationTrustException((*cert_chain)[cert_chain->size()-1]);
+		LLTHROW(LLCertValidationTrustException((*cert_chain)[cert_chain->size()-1]));
 
 	}
 	mTrustedCertCache[sha1_hash] = std::pair<LLDate, LLDate>(from_time, to_time);	
@@ -1261,7 +1263,7 @@ void LLSecAPIBasicHandler::_readProtectedData()
 		protected_data_stream.read((char *)salt, STORE_SALT_SIZE);
 		if (protected_data_stream.gcount() < STORE_SALT_SIZE)
 		{
-			throw LLProtectedDataException("Config file too short.");
+			LLTHROW(LLProtectedDataException("Config file too short."));
 		}
 
 		cipher.decrypt(salt, STORE_SALT_SIZE);		
@@ -1301,7 +1303,7 @@ void LLSecAPIBasicHandler::_readProtectedData()
 		if (parser->parse(parse_stream, mProtectedDataMap, 
 						  LLSDSerialize::SIZE_UNLIMITED) == LLSDParser::PARSE_FAILURE)
 		{
-			throw LLProtectedDataException("Config file cannot be decrypted.");
+			LLTHROW(LLProtectedDataException("Config file cannot be decrypted."));
 		}
 	}
 }
@@ -1364,7 +1366,7 @@ void LLSecAPIBasicHandler::_writeProtectedData()
 	}
 	catch (...)
 	{
-		LL_WARNS() << "LLProtectedDataException(Error writing Protected Data Store)" << LL_ENDL;
+		LOG_UNHANDLED_EXCEPTION("LLProtectedDataException(Error writing Protected Data Store)");
 		// it's good practice to clean up any secure information on error
 		// (even though this file isn't really secure.  Perhaps in the future
 		// it may be, however.
@@ -1372,39 +1374,39 @@ void LLSecAPIBasicHandler::_writeProtectedData()
 
 		// EXP-1825 crash in LLSecAPIBasicHandler::_writeProtectedData()
 		// Decided throwing an exception here was overkill until we figure out why this happens
-		//throw LLProtectedDataException("Error writing Protected Data Store");
+		//LLTHROW(LLProtectedDataException("Error writing Protected Data Store"));
 	}
 
-    try
-    {
-        // move the temporary file to the specified file location.
-        if(((   (LLFile::isfile(mProtectedDataFilename) != 0)
-             && (LLFile::remove(mProtectedDataFilename) != 0)))
-           || (LLFile::rename(tmp_filename, mProtectedDataFilename)))
-        {
-            LL_WARNS() << "LLProtectedDataException(Could not overwrite protected data store)" << LL_ENDL;
-            LLFile::remove(tmp_filename);
+	try
+	{
+		// move the temporary file to the specified file location.
+		if(((	(LLFile::isfile(mProtectedDataFilename) != 0)
+			 && (LLFile::remove(mProtectedDataFilename) != 0)))
+		   || (LLFile::rename(tmp_filename, mProtectedDataFilename)))
+		{
+			LL_WARNS() << "LLProtectedDataException(Could not overwrite protected data store)" << LL_ENDL;
+			LLFile::remove(tmp_filename);
 
-            // EXP-1825 crash in LLSecAPIBasicHandler::_writeProtectedData()
-            // Decided throwing an exception here was overkill until we figure out why this happens
-            //throw LLProtectedDataException("Could not overwrite protected data store");
-        }
+			// EXP-1825 crash in LLSecAPIBasicHandler::_writeProtectedData()
+			// Decided throwing an exception here was overkill until we figure out why this happens
+			//LLTHROW(LLProtectedDataException("Could not overwrite protected data store"));
+		}
 	}
 	catch (...)
 	{
-		LL_WARNS() << "LLProtectedDataException(Error renaming '" << tmp_filename
-                   << "' to '" << mProtectedDataFilename << "')" << LL_ENDL;
+		LOG_UNHANDLED_EXCEPTION(STRINGIZE("renaming '" << tmp_filename << "' to '"
+										  << mProtectedDataFilename << "'"));
 		// it's good practice to clean up any secure information on error
 		// (even though this file isn't really secure.  Perhaps in the future
-		// it may be, however.
+		// it may be, however).
 		LLFile::remove(tmp_filename);
 
 		//crash in LLSecAPIBasicHandler::_writeProtectedData()
 		// Decided throwing an exception here was overkill until we figure out why this happens
-		//throw LLProtectedDataException("Error writing Protected Data Store");
+		//LLTHROW(LLProtectedDataException("Error writing Protected Data Store"));
 	}
 }
-		
+
 // instantiate a certificate from a pem string
 LLPointer<LLCertificate> LLSecAPIBasicHandler::getCertificate(const std::string& pem_cert)
 {
diff --git a/indra/newview/llstatusbar.cpp b/indra/newview/llstatusbar.cpp
index 041eae4b3c..72c5c961aa 100644
--- a/indra/newview/llstatusbar.cpp
+++ b/indra/newview/llstatusbar.cpp
@@ -309,7 +309,7 @@ void LLStatusBar::refresh()
 						  (LLViewerMedia::hasInWorldMedia() || LLViewerMedia::hasParcelMedia() || LLViewerMedia::hasParcelAudio());
 	mMediaToggle->setEnabled(button_enabled);
 	// Note the "sense" of the toggle is opposite whether media is playing or not
-	bool any_media_playing = (LLViewerMedia::isAnyMediaShowing() || 
+	bool any_media_playing = (LLViewerMedia::isAnyMediaPlaying() || 
 							  LLViewerMedia::isParcelMediaPlaying() ||
 							  LLViewerMedia::isParcelAudioPlaying());
 	mMediaToggle->setValue(!any_media_playing);
@@ -562,8 +562,8 @@ void LLStatusBar::onClickMediaToggle(void* data)
 {
 	LLStatusBar *status_bar = (LLStatusBar*)data;
 	// "Selected" means it was showing the "play" icon (so media was playing), and now it shows "pause", so turn off media
-	bool enable = ! status_bar->mMediaToggle->getValue();
-	LLViewerMedia::setAllMediaEnabled(enable);
+	bool pause = status_bar->mMediaToggle->getValue();
+	LLViewerMedia::setAllMediaPaused(pause);
 }
 
 BOOL can_afford_transaction(S32 cost)
diff --git a/indra/newview/llsurfacepatch.cpp b/indra/newview/llsurfacepatch.cpp
index 2d06b8599c..d28a7cc048 100644
--- a/indra/newview/llsurfacepatch.cpp
+++ b/indra/newview/llsurfacepatch.cpp
@@ -230,8 +230,8 @@ void LLSurfacePatch::eval(const U32 x, const U32 y, const U32 stride, LLVector3
 	const F32 xyScaleInv = (1.f / xyScale)*(0.2222222222f);
 
 	F32 vec[3] = {
-					fmod((F32)(mOriginGlobal.mdV[0] + x)*xyScaleInv, 256.f),
-					fmod((F32)(mOriginGlobal.mdV[1] + y)*xyScaleInv, 256.f),
+                    (F32)fmod((F32)(mOriginGlobal.mdV[0] + x)*xyScaleInv, 256.f),
+                    (F32)fmod((F32)(mOriginGlobal.mdV[1] + y)*xyScaleInv, 256.f),
 					0.f
 				};
 	F32 rand_val = llclamp(noise2(vec)* 0.75f + 0.5f, 0.f, 1.f);
diff --git a/indra/newview/lltexturecache.cpp b/indra/newview/lltexturecache.cpp
index 37cc908e84..36c4f0d516 100644
--- a/indra/newview/lltexturecache.cpp
+++ b/indra/newview/lltexturecache.cpp
@@ -1928,6 +1928,12 @@ bool LLTextureCache::writeToFastCache(S32 id, LLPointer<LLImageRaw> raw, S32 dis
 		{
 			//make a duplicate to keep the original raw image untouched.
 			raw = raw->duplicate();
+			if (raw->isBufferInvalid())
+			{
+				LL_WARNS() << "Invalid image duplicate buffer" << LL_ENDL;
+				return false;
+			}
+
 			raw->scale(w, h) ;
 			
 			discardlevel += i ;
diff --git a/indra/newview/llviewermedia.cpp b/indra/newview/llviewermedia.cpp
index 6ed063e066..00d14f1fd5 100644
--- a/indra/newview/llviewermedia.cpp
+++ b/indra/newview/llviewermedia.cpp
@@ -167,6 +167,7 @@ static bool sForceUpdate = false;
 static LLUUID sOnlyAudibleTextureID = LLUUID::null;
 static F64 sLowestLoadableImplInterest = 0.0f;
 static bool sAnyMediaShowing = false;
+static bool sAnyMediaPlaying = false;
 static boost::signals2::connection sTeleportFinishConnection;
 static std::string sUpdatedCookies;
 static const char *PLUGIN_COOKIE_FILE_NAME = "plugin_cookies.txt";
@@ -606,6 +607,7 @@ void LLViewerMedia::updateMedia(void *dummy_arg)
 	createSpareBrowserMediaSource();
 
 	sAnyMediaShowing = false;
+	sAnyMediaPlaying = false;
 	sUpdatedCookies = getCookieStore()->getChangedCookies();
 	if(!sUpdatedCookies.empty())
 	{
@@ -808,6 +810,11 @@ void LLViewerMedia::updateMedia(void *dummy_arg)
 				sAnyMediaShowing = true;
 			}
 
+			if (!pimpl->getUsedInUI() && pimpl->hasMedia() && (!pimpl->isMediaPaused() || !pimpl->isMediaTimeBased()))
+			{
+				sAnyMediaPlaying = true;
+			}
+
 		}
 	}
 
@@ -858,6 +865,13 @@ bool LLViewerMedia::isAnyMediaShowing()
 
 //////////////////////////////////////////////////////////////////////////////////////////
 // static
+bool LLViewerMedia::isAnyMediaPlaying()
+{
+    return sAnyMediaPlaying;
+}
+
+//////////////////////////////////////////////////////////////////////////////////////////
+// static
 void LLViewerMedia::setAllMediaEnabled(bool val)
 {
 	// Set "tentative" autoplay first.  We need to do this here or else
@@ -913,6 +927,78 @@ void LLViewerMedia::setAllMediaEnabled(bool val)
 
 //////////////////////////////////////////////////////////////////////////////////////////
 // static
+void LLViewerMedia::setAllMediaPaused(bool val)
+{
+    // Set "tentative" autoplay first.  We need to do this here or else
+    // re-enabling won't start up the media below.
+    gSavedSettings.setBOOL("MediaTentativeAutoPlay", val);
+
+    // Then
+    impl_list::iterator iter = sViewerMediaImplList.begin();
+    impl_list::iterator end = sViewerMediaImplList.end();
+
+    for (; iter != end; iter++)
+    {
+        LLViewerMediaImpl* pimpl = *iter;
+        if (!pimpl->getUsedInUI())
+        {
+            // upause/pause time based media, enable/disable any other
+            if (!val)
+            {
+                pimpl->setDisabled(val);
+                if (pimpl->isMediaTimeBased() && pimpl->isMediaPaused())
+                {
+                    pimpl->play();
+                    return;
+                }
+            }
+            else if (pimpl->isMediaTimeBased() && pimpl->mMediaSource)
+            {
+                pimpl->pause();
+            }
+            else
+            {
+                pimpl->setDisabled(val);
+            }
+        }
+    }
+
+    // Also do Parcel Media and Parcel Audio
+    if (!val)
+    {
+        if (!LLViewerMedia::isParcelMediaPlaying() && LLViewerMedia::hasParcelMedia())
+        {
+            LLViewerParcelMedia::play(LLViewerParcelMgr::getInstance()->getAgentParcel());
+        }
+
+        if (gSavedSettings.getBOOL("AudioStreamingMusic") &&
+            !LLViewerMedia::isParcelAudioPlaying() &&
+            gAudiop &&
+            LLViewerMedia::hasParcelAudio())
+        {
+            if (LLAudioEngine::AUDIO_PAUSED == gAudiop->isInternetStreamPlaying())
+            {
+                // 'false' means unpause
+                gAudiop->pauseInternetStream(false);
+            }
+            else
+            {
+                LLViewerAudio::getInstance()->startInternetStreamWithAutoFade(LLViewerMedia::getParcelAudioURL());
+            }
+        }
+    }
+    else {
+        // This actually unloads the impl, as opposed to "stop"ping the media
+        LLViewerParcelMedia::stop();
+        if (gAudiop)
+        {
+            LLViewerAudio::getInstance()->stopInternetStreamWithAutoFade();
+        }
+    }
+}
+
+//////////////////////////////////////////////////////////////////////////////////////////
+// static
 bool LLViewerMedia::isParcelMediaPlaying()
 {
 	return (LLViewerMedia::hasParcelMedia() && LLViewerParcelMedia::getParcelMedia() && LLViewerParcelMedia::getParcelMedia()->hasMedia());
diff --git a/indra/newview/llviewermedia.h b/indra/newview/llviewermedia.h
index 48f0d9dc4d..db07f4115b 100644
--- a/indra/newview/llviewermedia.h
+++ b/indra/newview/llviewermedia.h
@@ -105,9 +105,12 @@ public:
 	
 	// Is any media currently "showing"?  Includes Parcel Media.  Does not include media in the UI.
 	static bool isAnyMediaShowing();
+	static bool isAnyMediaPlaying();
 	// Set all media enabled or disabled, depending on val.   Does not include media in the UI.
 	static void setAllMediaEnabled(bool val);
-	
+	// Set all media paused or playing, depending on val.   Does not include media in the UI.
+	static void setAllMediaPaused(bool val);
+
 	static void updateMedia(void* dummy_arg = NULL);
 	
 	static void initClass();
diff --git a/indra/newview/llviewermenu.cpp b/indra/newview/llviewermenu.cpp
index 46f03f9971..39059fc01e 100644
--- a/indra/newview/llviewermenu.cpp
+++ b/indra/newview/llviewermenu.cpp
@@ -7908,7 +7908,7 @@ void handle_web_browser_test(const LLSD& param)
 void handle_web_content_test(const LLSD& param)
 {
 	std::string url = param.asString();
-	LLWeb::loadURLInternal(url);
+	LLWeb::loadURLInternal(url, LLStringUtil::null, LLStringUtil::null, true);
 }
 
 void handle_show_url(const LLSD& param)
diff --git a/indra/newview/llviewermenufile.cpp b/indra/newview/llviewermenufile.cpp
index 54b12cae12..b48b45502b 100644
--- a/indra/newview/llviewermenufile.cpp
+++ b/indra/newview/llviewermenufile.cpp
@@ -508,8 +508,8 @@ class LLFileEnableCloseAllWindows : public view_listener_t
 {
 	bool handleEvent(const LLSD& userdata)
 	{
-		LLFloaterSnapshot* floater_snapshot = LLFloaterSnapshot::getInstance();
-		LLFloaterOutfitSnapshot* floater_outfit_snapshot = LLFloaterOutfitSnapshot::getInstance();
+		LLFloaterSnapshot* floater_snapshot = LLFloaterSnapshot::findInstance();
+		LLFloaterOutfitSnapshot* floater_outfit_snapshot = LLFloaterOutfitSnapshot::findInstance();
 		bool is_floaters_snapshot_opened = (floater_snapshot && floater_snapshot->isInVisibleChain())
 			|| (floater_outfit_snapshot && floater_outfit_snapshot->isInVisibleChain());
 		bool open_children = gFloaterView->allChildrenClosed() && !is_floaters_snapshot_opened;
@@ -523,10 +523,10 @@ class LLFileCloseAllWindows : public view_listener_t
 	{
 		bool app_quitting = false;
 		gFloaterView->closeAllChildren(app_quitting);
-		LLFloaterSnapshot* floater_snapshot = LLFloaterSnapshot::getInstance();
+		LLFloaterSnapshot* floater_snapshot = LLFloaterSnapshot::findInstance();
 		if (floater_snapshot)
 			floater_snapshot->closeFloater(app_quitting);
-		LLFloaterOutfitSnapshot* floater_outfit_snapshot = LLFloaterOutfitSnapshot::getInstance();
+		LLFloaterOutfitSnapshot* floater_outfit_snapshot = LLFloaterOutfitSnapshot::findInstance();
 		if (floater_outfit_snapshot)
 			floater_outfit_snapshot->closeFloater(app_quitting);
 		if (gMenuHolder) gMenuHolder->hideMenus();
diff --git a/indra/newview/llviewermessage.cpp b/indra/newview/llviewermessage.cpp
index 1a220a07b9..f27b77e2f1 100644
--- a/indra/newview/llviewermessage.cpp
+++ b/indra/newview/llviewermessage.cpp
@@ -6611,6 +6611,11 @@ void process_script_question(LLMessageSystem *msg, void **user_data)
 				if (("ScriptTakeMoney" == script_perm.question) && has_not_only_debit)
 					continue;
 
+                if (script_perm.question == "JoinAnExperience")
+                { // Some experience only permissions do not have an explicit permission bit.  Add them here.
+                    script_question += "    " + LLTrans::getString("ForceSitAvatar") + "\n";
+                }
+
 				script_question += "    " + LLTrans::getString(script_perm.question) + "\n";
 			}
 		}
diff --git a/indra/newview/llviewerwindow.cpp b/indra/newview/llviewerwindow.cpp
index 79ddc43a3e..4f4b33fa8c 100644
--- a/indra/newview/llviewerwindow.cpp
+++ b/indra/newview/llviewerwindow.cpp
@@ -251,6 +251,11 @@ BOOL				gDisplayBadge = FALSE;
 static const U8 NO_FACE = 255;
 BOOL gQuietSnapshot = FALSE;
 
+// Minimum value for UIScaleFactor, also defined in preferences, ui_scale_slider
+static const F32 MIN_UI_SCALE = 0.75f;
+// 2.0 in preferences, but win10 supports larger scaling and value is used more as
+// sanity check, so leaving space for larger values from DPI updates.
+static const F32 MAX_UI_SCALE = 7.0f;
 static const F32 MIN_DISPLAY_SCALE = 0.75f;
 
 std::string	LLViewerWindow::sSnapshotBaseName;
@@ -1595,9 +1600,16 @@ BOOL LLViewerWindow::handleDeviceChange(LLWindow *window)
 
 void LLViewerWindow::handleDPIChanged(LLWindow *window, F32 ui_scale_factor, S32 window_width, S32 window_height)
 {
-    gSavedSettings.setF32("UIScaleFactor", ui_scale_factor);
-    LLViewerWindow::reshape(window_width, window_height);
-    mResDirty = true;
+    if (ui_scale_factor >= MIN_UI_SCALE && ui_scale_factor <= MAX_UI_SCALE)
+    {
+        gSavedSettings.setF32("UIScaleFactor", ui_scale_factor);
+        LLViewerWindow::reshape(window_width, window_height);
+        mResDirty = true;
+    }
+    else
+    {
+        LL_WARNS() << "DPI change caused UI scale to go out of bounds: " << ui_scale_factor << LL_ENDL;
+    }
 }
 
 void LLViewerWindow::handlePingWatchdog(LLWindow *window, const char * msg)
@@ -1753,9 +1765,14 @@ LLViewerWindow::LLViewerWindow(const Params& p)
 
 
 	F32 system_scale_factor = mWindow->getSystemUISize();
+	if (system_scale_factor < MIN_UI_SCALE || system_scale_factor > MAX_UI_SCALE)
+	{
+		// reset to default;
+		system_scale_factor = 1.f;
+	}
 	if (p.first_run || gSavedSettings.getF32("LastSystemUIScaleFactor") != system_scale_factor)
 	{
-		mSystemUIScaleFactorChanged = true;
+		mSystemUIScaleFactorChanged = !p.first_run;
 		gSavedSettings.setF32("LastSystemUIScaleFactor", system_scale_factor);
 		gSavedSettings.setF32("UIScaleFactor", system_scale_factor);
 	}
@@ -1763,7 +1780,7 @@ LLViewerWindow::LLViewerWindow(const Params& p)
 
 	// Get the real window rect the window was created with (since there are various OS-dependent reasons why
 	// the size of a window or fullscreen context may have been adjusted slightly...)
-	F32 ui_scale_factor = gSavedSettings.getF32("UIScaleFactor");
+	F32 ui_scale_factor = llclamp(gSavedSettings.getF32("UIScaleFactor"), MIN_UI_SCALE, MAX_UI_SCALE);
 	
 	mDisplayScale.setVec(llmax(1.f / mWindow->getPixelAspectRatio(), 1.f), llmax(mWindow->getPixelAspectRatio(), 1.f));
 	mDisplayScale *= ui_scale_factor;
@@ -5251,7 +5268,7 @@ F32	LLViewerWindow::getWorldViewAspectRatio() const
 
 void LLViewerWindow::calcDisplayScale()
 {
-	F32 ui_scale_factor = gSavedSettings.getF32("UIScaleFactor");
+	F32 ui_scale_factor = llclamp(gSavedSettings.getF32("UIScaleFactor"), MIN_UI_SCALE, MAX_UI_SCALE);
 	LLVector2 display_scale;
 	display_scale.setVec(llmax(1.f / mWindow->getPixelAspectRatio(), 1.f), llmax(mWindow->getPixelAspectRatio(), 1.f));
 	display_scale *= ui_scale_factor;
@@ -5264,7 +5281,7 @@ void LLViewerWindow::calcDisplayScale()
 	
 	if (display_scale != mDisplayScale)
 	{
-		LL_INFOS() << "Setting display scale to " << display_scale << LL_ENDL;
+		LL_INFOS() << "Setting display scale to " << display_scale << " for ui scale: " << ui_scale_factor << LL_ENDL;
 
 		mDisplayScale = display_scale;
 		// Init default fonts
diff --git a/indra/newview/llwearableitemslist.cpp b/indra/newview/llwearableitemslist.cpp
index f8981d0c51..ee2270c323 100644
--- a/indra/newview/llwearableitemslist.cpp
+++ b/indra/newview/llwearableitemslist.cpp
@@ -653,24 +653,16 @@ LLWearableItemsList::~LLWearableItemsList()
 {}
 
 // virtual
-void LLWearableItemsList::addNewItem(LLViewerInventoryItem* item, bool rearrange /*= true*/)
+LLPanel* LLWearableItemsList::createNewItem(LLViewerInventoryItem* item)
 {
-	if (!item)
-	{
-		LL_WARNS() << "No inventory item. Couldn't create flat list item." << LL_ENDL;
-		llassert(item != NULL);
-	}
-
-	LLPanelWearableOutfitItem *list_item = LLPanelWearableOutfitItem::create(item, mWornIndicationEnabled);
-	if (!list_item)
-		return;
+    if (!item)
+    {
+        LL_WARNS() << "No inventory item. Couldn't create flat list item." << LL_ENDL;
+        llassert(item != NULL);
+        return NULL;
+    }
 
-	bool is_item_added = addItem(list_item, item->getUUID(), ADD_BOTTOM, rearrange);
-	if (!is_item_added)
-	{
-		LL_WARNS() << "Couldn't add flat list item." << LL_ENDL;
-		llassert(is_item_added);
-	}
+    return LLPanelWearableOutfitItem::create(item, mWornIndicationEnabled);
 }
 
 void LLWearableItemsList::updateList(const LLUUID& category_id)
diff --git a/indra/newview/llwearableitemslist.h b/indra/newview/llwearableitemslist.h
index 18a30f083b..63e3e9dbc9 100644
--- a/indra/newview/llwearableitemslist.h
+++ b/indra/newview/llwearableitemslist.h
@@ -453,7 +453,7 @@ public:
 
 	virtual ~LLWearableItemsList();
 
-	/*virtual*/ void addNewItem(LLViewerInventoryItem* item, bool rearrange = true);
+	/*virtual*/ LLPanel* createNewItem(LLViewerInventoryItem* item);
 
 	void updateList(const LLUUID& category_id);
 
diff --git a/indra/newview/llweb.cpp b/indra/newview/llweb.cpp
index b37e41fb85..8026dc3ea8 100644
--- a/indra/newview/llweb.cpp
+++ b/indra/newview/llweb.cpp
@@ -104,10 +104,10 @@ void LLWeb::loadURL(const std::string& url, const std::string& target, const std
 
 // static
 // Explicitly open a Web URL using the Web content floater
-void LLWeb::loadURLInternal(const std::string &url, const std::string& target, const std::string& uuid)
+void LLWeb::loadURLInternal(const std::string &url, const std::string& target, const std::string& uuid, bool dev_mode)
 {
 	LLFloaterWebContent::Params p;
-	p.url(url).target(target).id(uuid);
+	p.url(url).target(target).id(uuid).dev_mode(dev_mode);
 	LLFloaterReg::showInstance("web_content", p);
 }
 
diff --git a/indra/newview/llweb.h b/indra/newview/llweb.h
index 7c90badbfe..7149ce9baf 100644
--- a/indra/newview/llweb.h
+++ b/indra/newview/llweb.h
@@ -57,7 +57,7 @@ public:
 
 	static void loadURL(const std::string& url, const std::string& target = LLStringUtil::null, const std::string& uuid = LLStringUtil::null);
 	// load content using built-in browser
-	static void loadURLInternal(const std::string &url, const std::string& target = LLStringUtil::null, const std::string& uuid = LLStringUtil::null);
+	static void loadURLInternal(const std::string &url, const std::string& target = LLStringUtil::null, const std::string& uuid = LLStringUtil::null, bool dev_mode = false);
 
 	/// Returns escaped url (eg, " " to "%20") - used by all loadURL methods
 	static std::string escapeURL(const std::string& url);
diff --git a/indra/newview/llworld.cpp b/indra/newview/llworld.cpp
index 11d3706821..cee47a591e 100644
--- a/indra/newview/llworld.cpp
+++ b/indra/newview/llworld.cpp
@@ -957,10 +957,10 @@ void LLWorld::updateWaterObjects()
 	center_y = min_y + (wy >> 1);
 
 	S32 add_boundary[4] = {
-		512 - (max_x - region_x),
-		512 - (max_y - region_y),
-		512 - (region_x - min_x),
-		512 - (region_y - min_y) };
+		(S32)(512 - (max_x - region_x)),
+		(S32)(512 - (max_y - region_y)),
+		(S32)(512 - (region_x - min_x)),
+		(S32)(512 - (region_y - min_y)) };
 		
 	S32 dir;
 	for (dir = 0; dir < 8; dir++)
diff --git a/indra/newview/skins/default/textures/icons/Video_URL_Off.png b/indra/newview/skins/default/textures/icons/Video_URL_Off.png
new file mode 100644
index 0000000000..40e5df7d81
--- /dev/null
+++ b/indra/newview/skins/default/textures/icons/Video_URL_Off.png
diff --git a/indra/newview/skins/default/textures/textures.xml b/indra/newview/skins/default/textures/textures.xml
index 30ad0a0288..760c294f90 100644
--- a/indra/newview/skins/default/textures/textures.xml
+++ b/indra/newview/skins/default/textures/textures.xml
@@ -150,6 +150,7 @@ with the same filename but different name
   <texture name="Command_Places_Icon"       file_name="toolbar_icons/places.png"       preload="true" />
   <texture name="Command_Preferences_Icon"  file_name="toolbar_icons/preferences.png"  preload="true" />
   <texture name="Command_Profile_Icon"      file_name="toolbar_icons/profile.png"      preload="true" />
+  <texture name="Command_Report_Abuse_Icon" file_name="toolbar_icons/report_abuse.png" preload="true" />
   <texture name="Command_Search_Icon"       file_name="toolbar_icons/search.png"       preload="true" />
   <texture name="Command_Snapshot_Icon"     file_name="toolbar_icons/snapshot.png"     preload="true" />
   <texture name="Command_Speak_Icon"        file_name="toolbar_icons/speak.png"        preload="true" />
@@ -676,7 +677,10 @@ with the same filename but different name
   <texture name="Unread_Chiclet" file_name="bottomtray/Unread_Chiclet.png" preload="false" />
 
   <texture name="UpArrow_Off" file_name="icons/UpArrow_Off.png" preload="false" />
-	<texture name="Vertical Drag Handle" file_name="widgets/vertical_drag_handle.png" scale.left="2" scale.right="7" scale.bottom="8" scale.top="120"  scale_type="scale_outer"/>
+
+  <texture name="Video_URL_Off" file_name="icons/Video_URL_Off.png" preload="true" />
+  
+  <texture name="Vertical Drag Handle" file_name="widgets/vertical_drag_handle.png" scale.left="2" scale.right="7" scale.bottom="8" scale.top="120"  scale_type="scale_outer"/>
 
     <texture name="Volume_Background" file_name="windows/Volume_Background.png" preload="false"
            scale.left="6" scale.top="33" scale.right="63" scale.bottom="10" />
diff --git a/indra/newview/skins/default/textures/toolbar_icons/report_abuse.png b/indra/newview/skins/default/textures/toolbar_icons/report_abuse.png
new file mode 100644
index 0000000000..d5cb6ca259
--- /dev/null
+++ b/indra/newview/skins/default/textures/toolbar_icons/report_abuse.png
diff --git a/indra/newview/skins/default/xui/en/floater_tools.xml b/indra/newview/skins/default/xui/en/floater_tools.xml
index 3c28233875..91e4c1b603 100644
--- a/indra/newview/skins/default/xui/en/floater_tools.xml
+++ b/indra/newview/skins/default/xui/en/floater_tools.xml
@@ -1104,7 +1104,6 @@ even though the user gets a free copy.
       name="Edit Cost"
       label="L$"
       label_width="15"
-      label_text.valign="center"
       valign="center"
       width="85"
       min_val="0"
diff --git a/indra/newview/skins/default/xui/en/floater_web_content.xml b/indra/newview/skins/default/xui/en/floater_web_content.xml
index a80440e844..4473ce0cda 100644
--- a/indra/newview/skins/default/xui/en/floater_web_content.xml
+++ b/indra/newview/skins/default/xui/en/floater_web_content.xml
@@ -154,6 +154,136 @@
       </button>
     </layout_panel>
     <layout_panel
+     height="22"
+     layout="topleft"
+     left_delta="0"
+     name="debug_controls"
+     top_delta="0"
+     auto_resize="false"
+     width="585">
+      <button
+        image_overlay="Home_Off"
+            image_disabled="PushButton_Disabled"
+            image_disabled_selected="PushButton_Disabled"
+            image_selected="PushButton_Selected"
+            image_unselected="PushButton_Off"
+        chrome="true"
+        tool_tip="Web tests home page"
+        enabled="true"
+        follows="left|top"
+        height="22"
+        layout="topleft"
+        left="1"
+        name="web_test_home_page"
+        top="0"
+        width="22">
+        <button.commit_callback
+          function="WebContent.TestURL"
+          parameter="https://callum-linden.s3.amazonaws.com/ceftests.html"/>
+      </button>
+
+      <button
+        image_overlay="Video_URL_Off"
+            image_disabled="PushButton_Disabled"
+            image_disabled_selected="PushButton_Disabled"
+            image_selected="PushButton_Selected"
+            image_unselected="PushButton_Off"
+        chrome="true"
+        tool_tip="MPEG4 Video Test"
+        enabled="true"
+        follows="left|top"
+        height="22"
+        layout="topleft"
+        left="27"
+        name="VLC Plugin Test"
+        top="0"
+        width="22">
+        <button.commit_callback
+          function="WebContent.TestURL"
+          parameter="https://callum-linden.s3.amazonaws.com/sample_media/ss.mp4"/>
+      </button>
+      <button
+        image_overlay="Video_URL_Off"
+            image_disabled="PushButton_Disabled"
+            image_disabled_selected="PushButton_Disabled"
+            image_selected="PushButton_Selected"
+            image_unselected="PushButton_Off"
+        chrome="true"
+        tool_tip="MKV Video Test"
+        enabled="true"
+        follows="left|top"
+        height="22"
+        layout="topleft"
+        left="51"
+        name="VLC Plugin Test"
+        top="0"
+        width="22">
+        <button.commit_callback
+          function="WebContent.TestURL"
+          parameter="https://callum-linden.s3.amazonaws.com/sample_media/jellyfish.mkv"/>
+      </button>
+      <button
+        image_overlay="Video_URL_Off"
+            image_disabled="PushButton_Disabled"
+            image_disabled_selected="PushButton_Disabled"
+            image_selected="PushButton_Selected"
+            image_unselected="PushButton_Off"
+        chrome="true"
+        tool_tip="WebM Video Test"
+        enabled="true"
+        follows="left|top"
+        height="22"
+        layout="topleft"
+        left="75"
+        name="VLC Plugin Test"
+        top="0"
+        width="22">
+        <button.commit_callback
+          function="WebContent.TestURL"
+          parameter="https://callum-linden.s3.amazonaws.com/sample_media/jumprope.webm"/>
+      </button>
+      <button
+        image_overlay="Video_URL_Off"
+            image_disabled="PushButton_Disabled"
+            image_disabled_selected="PushButton_Disabled"
+            image_selected="PushButton_Selected"
+            image_unselected="PushButton_Off"
+        chrome="true"
+        tool_tip="MP3 audio Test"
+        enabled="true"
+        follows="left|top"
+        height="22"
+        layout="topleft"
+        left="99"
+        name="VLC Plugin Test"
+        top="0"
+        width="22">
+        <button.commit_callback
+          function="WebContent.TestURL"
+          parameter="https://callum-linden.s3.amazonaws.com/alegria.mp3"/>
+      </button>
+      <button
+        image_overlay="Video_URL_Off"
+            image_disabled="PushButton_Disabled"
+            image_disabled_selected="PushButton_Disabled"
+            image_selected="PushButton_Selected"
+            image_unselected="PushButton_Off"
+        chrome="true"
+        tool_tip="FLV Test"
+        enabled="true"
+        follows="left|top"
+        height="22"
+        layout="topleft"
+        left="123"
+        name="VLC Plugin Test"
+        top="0"
+        width="22">
+        <button.commit_callback
+          function="WebContent.TestURL"
+          parameter="https://callum-linden.s3.amazonaws.com/sample_media/vandal.flv"/>
+      </button>
+    </layout_panel>
+    <layout_panel
       height="40"
       layout="topleft"
       left_delta="0"
diff --git a/indra/newview/skins/default/xui/en/menu_login.xml b/indra/newview/skins/default/xui/en/menu_login.xml
index dcf2da52f1..a39ee5fddd 100644
--- a/indra/newview/skins/default/xui/en/menu_login.xml
+++ b/indra/newview/skins/default/xui/en/menu_login.xml
@@ -225,11 +225,11 @@
              parameter="message_critical" />
         </menu_item_call>
       <menu_item_call
-       label="Web Content Floater Debug Test"
-       name="Web Content Floater Debug Test">
+       label="Media Browser"
+       name="Media Browser">
         <menu_item_call.on_click
          function="Advanced.WebContentTest"
-         parameter="https://callum-linden.s3.amazonaws.com/ceftests.html"/>
+         parameter="http://google.com"/>
       </menu_item_call>
       <menu
        create_jump_keys="true"
diff --git a/indra/newview/skins/default/xui/en/menu_viewer.xml b/indra/newview/skins/default/xui/en/menu_viewer.xml
index b189d1038f..8a649a57d1 100644
--- a/indra/newview/skins/default/xui/en/menu_viewer.xml
+++ b/indra/newview/skins/default/xui/en/menu_viewer.xml
@@ -3141,30 +3141,13 @@
          label="UI"
          name="UI"
          tear_off="true">
-         <!--   <menu_item_check
-             label="New Bottom Bar"
-             name="New Bottom Bar">
-                <menu_item_check.on_check
-                 function="CheckControl"
-                 parameter="BottomPanelNew" />
-                <menu_item_check.on_click
-                 function="ToggleControl"
-                 parameter="BottomPanelNew" />
-            </menu_item_check>-->
-            <menu_item_call
-             label="Media Browser Test"
-             name="Web Browser Test">
-                <menu_item_call.on_click
-                 function="Advanced.WebBrowserTest"
-                 parameter="http://secondlife.com/app/search/slurls.html"/>
-            </menu_item_call>
           <menu_item_call
-           label="Web Content Browser"
-           name="Web Content Browser"
-           shortcut="control|shift|Z">
+           label="Media Browser"
+           name="Media Browser"
+           shortcut="control|alt|shift|Z">
             <menu_item_call.on_click
              function="Advanced.WebContentTest"
-             parameter="https://callum-linden.s3.amazonaws.com/ceftests.html"/>
+             parameter="http://google.com"/>
           </menu_item_call>
           <menu_item_call
            label="FB Connect Test"
diff --git a/indra/newview/skins/default/xui/en/mime_types.xml b/indra/newview/skins/default/xui/en/mime_types.xml
index 7cb4a6e53b..c27fac6731 100644
--- a/indra/newview/skins/default/xui/en/mime_types.xml
+++ b/indra/newview/skins/default/xui/en/mime_types.xml
@@ -130,10 +130,21 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_cef
 		</impl>
 	</scheme>
-	<mimetype name="blank">
+  <scheme name="libvlc">
+    <label name="libvlc_label">
+      LibVLC supported media
+    </label>
+    <widgettype>
+      movie
+    </widgettype>
+    <impl>
+      media_plugin_libvlc
+    </impl>
+  </scheme>
+  <mimetype name="blank">
 		<label name="blank_label">
 			- None -
 		</label>
@@ -163,7 +174,7 @@
 			audio
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="video/*">
@@ -174,7 +185,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="image/*">
@@ -196,7 +207,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="application/javascript">
@@ -218,7 +229,7 @@
 			audio
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_cef
 		</impl>
 	</mimetype>
 	<mimetype name="application/pdf">
@@ -295,7 +306,7 @@
 			audio
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_cef
 		</impl>
 	</mimetype>
 	<mimetype name="audio/mpeg">
@@ -306,7 +317,7 @@
 			audio
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="audio/x-aiff">
@@ -317,7 +328,7 @@
 			audio
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="audio/x-wav">
@@ -328,7 +339,7 @@
 			audio
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype menu="1" name="image/bmp">
@@ -438,7 +449,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="video/mp4">
@@ -449,10 +460,21 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
-	<mimetype menu="1" name="video/quicktime">
+  <mimetype name="application/octet-stream">
+    <label name="video/octet-stream">
+      Movie
+    </label>
+    <widgettype>
+      movie
+    </widgettype>
+    <impl>
+      media_plugin_libvlc
+    </impl>
+  </mimetype>
+  <mimetype menu="1" name="video/quicktime">
 		<label name="video/quicktime_label">
 			Movie (QuickTime)
 		</label>
@@ -460,7 +482,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="video/x-ms-asf">
@@ -471,7 +493,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="video/x-ms-wmv">
@@ -482,7 +504,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_cef
 		</impl>
 	</mimetype>
 	<mimetype menu="1" name="video/x-msvideo">
@@ -493,7 +515,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_quicktime
+			media_plugin_cef
 		</impl>
 	</mimetype>
 </mimetypes>
diff --git a/indra/newview/skins/default/xui/en/mime_types_linux.xml b/indra/newview/skins/default/xui/en/mime_types_linux.xml
index 84aeaf3b54..7188b1e699 100644
--- a/indra/newview/skins/default/xui/en/mime_types_linux.xml
+++ b/indra/newview/skins/default/xui/en/mime_types_linux.xml
@@ -130,7 +130,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</scheme>
 	<mimetype name="blank">
@@ -163,7 +163,7 @@
 			audio
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="video/*">
@@ -174,7 +174,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="image/*">
@@ -196,7 +196,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="application/javascript">
@@ -218,7 +218,7 @@
 			audio
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="application/pdf">
@@ -295,7 +295,7 @@
 			audio
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="audio/mpeg">
@@ -306,7 +306,7 @@
 			audio
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="audio/x-aiff">
@@ -317,7 +317,7 @@
 			audio
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="audio/x-wav">
@@ -328,7 +328,7 @@
 			audio
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype menu="1" name="image/bmp">
@@ -438,7 +438,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="video/mp4">
@@ -449,7 +449,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype menu="1" name="video/quicktime">
@@ -460,7 +460,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="video/x-ms-asf">
@@ -471,7 +471,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype name="video/x-ms-wmv">
@@ -482,7 +482,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 	<mimetype menu="1" name="video/x-msvideo">
@@ -493,7 +493,7 @@
 			movie
 		</widgettype>
 		<impl>
-			media_plugin_gstreamer
+			media_plugin_libvlc
 		</impl>
 	</mimetype>
 </mimetypes>
diff --git a/indra/newview/skins/default/xui/en/notifications.xml b/indra/newview/skins/default/xui/en/notifications.xml
index 79ee35fe3e..bc8166fcce 100644
--- a/indra/newview/skins/default/xui/en/notifications.xml
+++ b/indra/newview/skins/default/xui/en/notifications.xml
@@ -1491,7 +1491,20 @@ Delete Notecard?
      notext="Cancel"
      yestext="OK"/>
   </notification>
-
+  
+  <notification
+   icon="alertmodal.tga"
+   name="LoadPreviousReportScreenshot"
+   type="alertmodal">
+   <unique/>
+Do you want to use previous screenshot for your report?
+    <tag>confirm</tag>
+    <usetemplate
+     name="okcancelbuttons"
+     notext="Cancel"
+     yestext="OK"/>
+  </notification>
+  
   <notification
    icon="alertmodal.tga"
    name="GestureSaveFailedTooManySteps"
@@ -6960,15 +6973,6 @@ This area has building disabled. You can&apos;t build or rez objects here.
   </notification>
 
   <notification
-   icon="notify.tga"
-   name="AutopilotCanceled"
-   persist="true"
-   type="notify">
-    <unique/>
-Autopilot canceled
-  </notification>
-
-  <notification
      icon="notify.tga"
      name="PathfindingDirty"
      persist="true"
diff --git a/indra/newview/skins/default/xui/en/panel_login.xml b/indra/newview/skins/default/xui/en/panel_login.xml
index ded814bbeb..3a34bcbe21 100644
--- a/indra/newview/skins/default/xui/en/panel_login.xml
+++ b/indra/newview/skins/default/xui/en/panel_login.xml
@@ -15,7 +15,6 @@
   <layout_stack
   follows="left|right|top"
   height="172"
-  min_height="172"
   left="0"
   name="ui_stack"
   orientation="horizontal"
@@ -50,7 +49,7 @@
     label="Username"
     combo_editor.font="SansSerifLarge"
     max_chars="128"
-    commit_on_focus_lost="false"
+    combo_editor.commit_on_focus_lost="false"
     combo_editor.prevalidate_callback="ascii"
     tool_tip="The username you chose when you registered, like bobsmith12 or Steller Sunshine"
     name="username_combo"
@@ -107,7 +106,7 @@
     follows="left|top"
     image_unselected="PushButton_Login"
     image_pressed="PushButton_Login_Pressed"
-    image_hover="PushButton_Login_Over"
+    image_hover_unselected="PushButton_Login_Over"
     label="Log In"
     label_color="White"
     font="SansSerifMedium"
diff --git a/indra/newview/skins/default/xui/en/panel_prim_media_controls.xml b/indra/newview/skins/default/xui/en/panel_prim_media_controls.xml
index eb67d07601..068e4420bc 100644
--- a/indra/newview/skins/default/xui/en/panel_prim_media_controls.xml
+++ b/indra/newview/skins/default/xui/en/panel_prim_media_controls.xml
@@ -374,9 +374,11 @@
 		  layout="topleft"
 		  tool_tip="Movie play progress"
 		  width="200">
-		<slider_bar.commit_callback
-			function="MediaCtrl.JumpProgress" />
-	  </slider_bar>
+      <slider_bar.mouse_down_callback
+        function="MediaCtrl.MouseDown" />
+      <slider_bar.mouse_up_callback
+        function="MediaCtrl.MouseUp" />
+    </slider_bar>
 	</layout_panel>
 	<layout_panel
 		name="skip_back"
diff --git a/indra/newview/skins/default/xui/en/strings.xml b/indra/newview/skins/default/xui/en/strings.xml
index a0a92c5293..09c18f4bfc 100644
--- a/indra/newview/skins/default/xui/en/strings.xml
+++ b/indra/newview/skins/default/xui/en/strings.xml
@@ -51,13 +51,14 @@ OpenGL Version: [OPENGL_VERSION]
 J2C Decoder Version: [J2C_VERSION]
 Audio Driver Version: [AUDIO_DRIVER_VERSION]
 LLCEFLib/CEF Version: [LLCEFLIB_VERSION]
+LibVLC Version: [LIBVLC_VERSION]
 Voice Server Version: [VOICE_VERSION]
 	</string>
 	<string name="AboutTraffic">Packets Lost: [PACKETS_LOST,number,0]/[PACKETS_IN,number,0] ([PACKETS_PCT,number,1]%)</string>
 	<string name="AboutTime">[month, datetime, slt] [day, datetime, slt] [year, datetime, slt] [hour, datetime, slt]:[min, datetime, slt]:[second,datetime,slt]</string>
 	<string name="ErrorFetchingServerReleaseNotesURL">Error fetching server release notes URL.</string>
 	<string name="BuildConfiguration">Build Configuration</string>
-
+	
 	<!--  progress -->
 	<string name="ProgressRestoring">Restoring...</string>
 	<string name="ProgressChangingResolution">Changing resolution...</string>
@@ -499,6 +500,7 @@ Please try logging in again in a minute.</string>
 	<string name="TeleportYourAgent">Teleport you</string>
 	<string name="ManageEstateSilently">Manage your estates silently</string>
 	<string name="ChangeYourDefaultAnimations">Change your default animations</string>
+	<string name="ForceSitAvatar">Force your avatar to sit</string>
 	
 	<string name="NotConnected">Not Connected</string>
 	<string name="AgentNameSubst">(You)</string> <!-- Substitution for agent name -->
@@ -4037,6 +4039,7 @@ Try enclosing path to the editor with double quotes.
   <string name="Command_Places_Label">Places</string>
   <string name="Command_Preferences_Label">Preferences</string>
   <string name="Command_Profile_Label">Profile</string>
+  <string name="Command_Report_Abuse_Label">Report Abuse</string>
   <string name="Command_Search_Label">Search</string>
   <string name="Command_Snapshot_Label">Snapshot</string>
   <string name="Command_Speak_Label">Speak</string>
@@ -4068,6 +4071,7 @@ Try enclosing path to the editor with double quotes.
   <string name="Command_Places_Tooltip">Places you've saved</string>
   <string name="Command_Preferences_Tooltip">Preferences</string>
   <string name="Command_Profile_Tooltip">Edit or view your profile</string>
+  <string name="Command_Report_Abuse_Tooltip">Report Abuse</string>
   <string name="Command_Search_Tooltip">Find places, events, people</string>
   <string name="Command_Snapshot_Tooltip">Take a picture</string>
   <string name="Command_Speak_Tooltip">Speak with people nearby using your microphone</string>
diff --git a/indra/newview/skins/default/xui/en/widgets/slider.xml b/indra/newview/skins/default/xui/en/widgets/slider.xml
index f735d09476..6cceafc9ae 100644
--- a/indra/newview/skins/default/xui/en/widgets/slider.xml
+++ b/indra/newview/skins/default/xui/en/widgets/slider.xml
@@ -8,7 +8,6 @@
         text_color="LabelTextColor" 
         text_disabled_color="LabelDisabledColor">
   <slider.value_editor name="slider editor" 
-                       max_length="10" 
                        follows="left|bottom"/>
   <slider.value_text name="slider text" 
                      follows="left|bottom"/>
diff --git a/indra/newview/skins/default/xui/en/widgets/texture_picker.xml b/indra/newview/skins/default/xui/en/widgets/texture_picker.xml
index ba2fdf4f1f..1511116ba6 100644
--- a/indra/newview/skins/default/xui/en/widgets/texture_picker.xml
+++ b/indra/newview/skins/default/xui/en/widgets/texture_picker.xml
@@ -5,8 +5,7 @@
                 follows="left|top"
                 >
   <multiselect_text font="SansSerifSmall"/>
-  <caption_text text="Multiple" 
-                halign="center" 
+  <caption_text halign="center" 
                 font="SansSerifSmall"
                 v_pad="2"/>
   <border bevel_style="in"/>
diff --git a/indra/newview/viewer_manifest.py b/indra/newview/viewer_manifest.py
index f3d89bb866..66d730d1ac 100755
--- a/indra/newview/viewer_manifest.py
+++ b/indra/newview/viewer_manifest.py
@@ -444,6 +444,11 @@ class Windows_i686_Manifest(ViewerManifest):
             self.path("media_plugin_cef.dll")
             self.end_prefix()
 
+        # Media plugins - LibVLC
+        if self.prefix(src='../media_plugins/libvlc/%s' % self.args['configuration'], dst="llplugin"):
+            self.path("media_plugin_libvlc.dll")
+            self.end_prefix()
+
         # winmm.dll shim
         if self.prefix(src='../media_plugins/winmmshim/%s' % self.args['configuration'], dst=""):
             self.path("winmm.dll")
@@ -550,6 +555,12 @@ class Windows_i686_Manifest(ViewerManifest):
             self.path("zh-TW.pak")
             self.end_prefix()
 
+            if self.prefix(src=os.path.join(os.pardir, 'packages', 'bin', 'release'), dst="llplugin"):
+                self.path("libvlc.dll")
+                self.path("libvlccore.dll")
+                self.path("plugins/")
+                self.end_prefix()
+
         # pull in the crash logger and updater from other projects
         # tag:"crash-logger" here as a cue to the exporter
         self.path(src='../win_crash_logger/%s/windows-crash-logger.exe' % self.args['configuration'],
@@ -1089,8 +1100,18 @@ class LinuxManifest(ViewerManifest):
         # plugins
         if self.prefix(src="", dst="bin/llplugin"):
             self.path("../media_plugins/gstreamer010/libmedia_plugin_gstreamer010.so", "libmedia_plugin_gstreamer.so")
+            self.path("../media_plugins/libvlc/libmedia_plugin_libvlc.so", "libmedia_plugin_libvlc.so")
             self.end_prefix("bin/llplugin")
 
+        if self.prefix(src=os.path.join(os.pardir, 'packages', 'lib', 'vlc', 'plugins'), dst="bin/llplugin/vlc/plugins"):
+            self.path( "plugins.dat" )
+            self.path( "*/*.so" )
+            self.end_prefix()
+
+        if self.prefix(src=os.path.join(os.pardir, 'packages', 'lib' ), dst="lib"):
+            self.path( "libvlc*.so*" )
+            self.end_prefix()
+
         # llcommon
         if not self.path("../llcommon/libllcommon.so", "lib/libllcommon.so"):
             print "Skipping llcommon.so (assuming llcommon was linked statically)"
@@ -1144,7 +1165,7 @@ class LinuxManifest(ViewerManifest):
     def strip_binaries(self):
         if self.args['buildtype'].lower() == 'release' and self.is_packaging_viewer():
             print "* Going strip-crazy on the packaged binaries, since this is a RELEASE build"
-            self.run_command(r"find %(d)r/bin %(d)r/lib -type f \! -name update_install | xargs --no-run-if-empty strip -S" % {'d': self.get_dst_prefix()} ) # makes some small assumptions about our packaged dir structure
+            self.run_command(r"find %(d)r/bin %(d)r/lib -type f \! -name update_install \! -name *.dat | xargs --no-run-if-empty strip -S" % {'d': self.get_dst_prefix()} ) # makes some small assumptions about our packaged dir structure
 
 class Linux_i686_Manifest(LinuxManifest):
     def construct(self):