Pull merge from richard/viewer-chui

90 files changed, 1767 insertions, 1540 deletions

diff --git a/indra/cmake/GooglePerfTools.cmake b/indra/cmake/GooglePerfTools.cmake
index 09501e0406..73b3642ae6 100644
--- a/indra/cmake/GooglePerfTools.cmake
+++ b/indra/cmake/GooglePerfTools.cmake
@@ -3,7 +3,7 @@ include(Prebuilt)
 
 # If you want to enable or disable TCMALLOC in viewer builds, this is the place.
 # set ON or OFF as desired.
-set (USE_TCMALLOC ON)
+set (USE_TCMALLOC OFF)
 
 if (STANDALONE)
   include(FindGooglePerfTools)
diff --git a/indra/llcommon/llapp.cpp b/indra/llcommon/llapp.cpp
index ed192a9975..ca258900c7 100644
--- a/indra/llcommon/llapp.cpp
+++ b/indra/llcommon/llapp.cpp
@@ -289,6 +289,7 @@ void LLApp::setupErrorHandling()
 	// occasionally checks to see if the app is in an error state, and sees if it needs to be run.
 
 #if LL_WINDOWS
+#if LL_SEND_CRASH_REPORTS
 	// This sets a callback to handle w32 signals to the console window.
 	// The viewer shouldn't be affected, sicne its a windowed app.
 	SetConsoleCtrlHandler( (PHANDLER_ROUTINE) ConsoleCtrlHandler, TRUE);
@@ -300,7 +301,7 @@ void LLApp::setupErrorHandling()
 		mExceptionHandler = new google_breakpad::ExceptionHandler(
 			L"C:\\Temp\\", 0, windows_post_minidump_callback, 0, google_breakpad::ExceptionHandler::HANDLER_ALL);
 	}
-
+#endif
 #else
 	//
 	// Start up signal handling.
diff --git a/indra/llcommon/llmemory.cpp b/indra/llcommon/llmemory.cpp
index afaf366668..70ad10ad55 100644
--- a/indra/llcommon/llmemory.cpp
+++ b/indra/llcommon/llmemory.cpp
@@ -252,21 +252,6 @@ U32 LLMemory::getAllocatedMemKB()
 	return sAllocatedMemInKB ;
 }
 
-void* ll_allocate (size_t size)
-{
-	if (size == 0)
-	{
-		llwarns << "Null allocation" << llendl;
-	}
-	void *p = malloc(size);
-	if (p == NULL)
-	{
-		LLMemory::freeReserve();
-		llerrs << "Out of memory Error" << llendl;
-	}
-	return p;
-}
-
 //----------------------------------------------------------------------------
 
 #if defined(LL_WINDOWS)
@@ -1365,7 +1350,7 @@ char* LLPrivateMemoryPool::allocate(U32 size)
 	//if the asked size larger than MAX_BLOCK_SIZE, fetch from heap directly, the pool does not manage it
 	if(size >= CHUNK_SIZE)
 	{
-		return (char*)malloc(size) ;
+		return (char*)ll_aligned_malloc_16(size) ;
 	}
 
 	char* p = NULL ;
@@ -1422,7 +1407,7 @@ char* LLPrivateMemoryPool::allocate(U32 size)
 			to_log = false ;
 		}
 
-		return (char*)malloc(size) ;
+		return (char*)ll_aligned_malloc_16(size) ;
 	}
 
 	return p ;
@@ -1441,7 +1426,7 @@ void LLPrivateMemoryPool::freeMem(void* addr)
 	
 	if(!chunk)
 	{
-		free(addr) ; //release from heap
+		ll_aligned_free_16(addr) ; //release from heap
 	}
 	else
 	{
@@ -1565,7 +1550,7 @@ LLPrivateMemoryPool::LLMemoryChunk* LLPrivateMemoryPool::addChunk(S32 chunk_inde
 
 	mReservedPoolSize += preferred_size + overhead ;
 
-	char* buffer = (char*)malloc(preferred_size + overhead) ;
+	char* buffer = (char*)ll_aligned_malloc_16(preferred_size + overhead) ;
 	if(!buffer)
 	{
 		return NULL ;
@@ -1633,7 +1618,7 @@ void LLPrivateMemoryPool::removeChunk(LLMemoryChunk* chunk)
 	mReservedPoolSize -= chunk->getBufferSize() ;
 	
 	//release memory
-	free(chunk->getBuffer()) ;
+	ll_aligned_free_16(chunk->getBuffer()) ;
 }
 
 U16 LLPrivateMemoryPool::findHashKey(const char* addr)
@@ -1977,7 +1962,7 @@ char* LLPrivateMemoryPoolManager::allocate(LLPrivateMemoryPool* poolp, U32 size,
 
 	if(!poolp)
 	{
-		p = (char*)malloc(size) ;
+		p = (char*)ll_aligned_malloc_16(size) ;
 	}
 	else
 	{
@@ -2006,7 +1991,7 @@ char* LLPrivateMemoryPoolManager::allocate(LLPrivateMemoryPool* poolp, U32 size)
 	}
 	else
 	{
-		return (char*)malloc(size) ;
+		return (char*)ll_aligned_malloc_16(size) ;
 	}
 }
 #endif
@@ -2031,7 +2016,7 @@ void  LLPrivateMemoryPoolManager::freeMem(LLPrivateMemoryPool* poolp, void* addr
 	{
 		if(!sPrivatePoolEnabled)
 		{
-			free(addr) ; //private pool is disabled.
+			ll_aligned_free_16(addr) ; //private pool is disabled.
 		}
 		else if(!sInstance) //the private memory manager is destroyed, try the dangling list
 		{
diff --git a/indra/llcommon/llmemory.h b/indra/llcommon/llmemory.h
index 08e2a2caa6..40cde485cf 100644
--- a/indra/llcommon/llmemory.h
+++ b/indra/llcommon/llmemory.h
@@ -27,6 +27,13 @@
 #define LLMEMORY_H
 
 #include "llmemtype.h"
+
+#if LL_WINDOWS && LL_DEBUG
+#define LL_CHECK_MEMORY llassert(_CrtCheckMemory());
+#else
+#define LL_CHECK_MEMORY
+#endif
+
 inline void* ll_aligned_malloc( size_t size, int align )
 {
 	void* mem = malloc( size + (align - 1) + sizeof(void*) );
@@ -58,33 +65,39 @@ inline void* ll_aligned_malloc_16(size_t size) // returned hunk MUST be freed wi
 #endif
 }
 
-inline void* ll_aligned_realloc_16(void* ptr, size_t size) // returned hunk MUST be freed with ll_aligned_free_16().
+inline void ll_aligned_free_16(void *p)
 {
 #if defined(LL_WINDOWS)
-	return _aligned_realloc(ptr, size, 16);
+	_aligned_free(p);
 #elif defined(LL_DARWIN)
-	return realloc(ptr,size); // default osx malloc is 16 byte aligned.
+	return free(p);
 #else
-	// The realloc alignment test is skipped on Linux because the ll_aligned_realloc_16()
-	// function is not implemented to ensure alignment (see alignment_test.cpp)
-	return realloc(ptr,size); // FIXME not guaranteed to be aligned.
+	free(p); // posix_memalign() is compatible with heap deallocator
 #endif
 }
 
-inline void ll_aligned_free_16(void *p)
+inline void* ll_aligned_realloc_16(void* ptr, size_t size, size_t old_size) // returned hunk MUST be freed with ll_aligned_free_16().
 {
 #if defined(LL_WINDOWS)
-	_aligned_free(p);
+	return _aligned_realloc(ptr, size, 16);
 #elif defined(LL_DARWIN)
-	return free(p);
+	return realloc(ptr,size); // default osx malloc is 16 byte aligned.
 #else
-	free(p); // posix_memalign() is compatible with heap deallocator
+	//FIXME: memcpy is SLOW
+	void* ret = ll_aligned_malloc_16(size);
+	if (ptr)
+	{
+		memcpy(ret, ptr, old_size);
+		ll_aligned_free_16(ptr);
+	}
+	return ret;
 #endif
 }
+
 #else // USE_TCMALLOC
 // ll_aligned_foo_16 are not needed with tcmalloc
 #define ll_aligned_malloc_16 malloc
-#define ll_aligned_realloc_16 realloc
+#define ll_aligned_realloc_16(a,b,c) realloc(a,b)
 #define ll_aligned_free_16 free
 #endif // USE_TCMALLOC
 
diff --git a/indra/llcommon/llqueuedthread.cpp b/indra/llcommon/llqueuedthread.cpp
index 1738c16dea..abf47a0f57 100644
--- a/indra/llcommon/llqueuedthread.cpp
+++ b/indra/llcommon/llqueuedthread.cpp
@@ -134,8 +134,8 @@ S32 LLQueuedThread::updateQueue(F32 max_time_ms)
 		pending = getPending();
 		if(pending > 0)
 		{
-		unpause();
-	}
+			unpause();
+		}
 	}
 	else
 	{
diff --git a/indra/llcommon/llthread.cpp b/indra/llcommon/llthread.cpp
index a6ad6b125c..c2fbb544a8 100644
--- a/indra/llcommon/llthread.cpp
+++ b/indra/llcommon/llthread.cpp
@@ -114,7 +114,7 @@ LLThread::LLThread(const std::string& name, apr_pool_t *poolp) :
 		apr_pool_create(&mAPRPoolp, NULL); // Create a subpool for this thread
 	}
 	mRunCondition = new LLCondition(mAPRPoolp);
-
+	mDataLock = new LLMutex(mAPRPoolp);
 	mLocalAPRFilePoolp = NULL ;
 }
 
@@ -173,7 +173,10 @@ void LLThread::shutdown()
 	}
 
 	delete mRunCondition;
-	mRunCondition = 0;
+	mRunCondition = NULL;
+
+	delete mDataLock;
+	mDataLock = NULL;
 	
 	if (mIsLocalPool && mAPRPoolp)
 	{
@@ -242,28 +245,30 @@ bool LLThread::runCondition(void)
 // Stop thread execution if requested until unpaused.
 void LLThread::checkPause()
 {
-	mRunCondition->lock();
+	mDataLock->lock();
 
 	// This is in a while loop because the pthread API allows for spurious wakeups.
 	while(shouldSleep())
 	{
+		mDataLock->unlock();
 		mRunCondition->wait(); // unlocks mRunCondition
+		mDataLock->lock();
 		// mRunCondition is locked when the thread wakes up
 	}
 	
- 	mRunCondition->unlock();
+ 	mDataLock->unlock();
 }
 
 //============================================================================
 
 void LLThread::setQuitting()
 {
-	mRunCondition->lock();
+	mDataLock->lock();
 	if (mStatus == RUNNING)
 	{
 		mStatus = QUITTING;
 	}
-	mRunCondition->unlock();
+	mDataLock->unlock();
 	wake();
 }
 
@@ -285,12 +290,12 @@ void LLThread::yield()
 
 void LLThread::wake()
 {
-	mRunCondition->lock();
+	mDataLock->lock();
 	if(!shouldSleep())
 	{
 		mRunCondition->signal();
 	}
-	mRunCondition->unlock();
+	mDataLock->unlock();
 }
 
 void LLThread::wakeLocked()
@@ -481,6 +486,19 @@ LLThreadSafeRefCount::LLThreadSafeRefCount() :
 {
 }
 
+LLThreadSafeRefCount::LLThreadSafeRefCount(const LLThreadSafeRefCount& src)
+{
+	if (sMutex)
+	{
+		sMutex->lock();
+	}
+	mRef = 0;
+	if (sMutex)
+	{
+		sMutex->unlock();
+	}
+}
+
 LLThreadSafeRefCount::~LLThreadSafeRefCount()
 { 
 	if (mRef != 0)
@@ -489,6 +507,7 @@ LLThreadSafeRefCount::~LLThreadSafeRefCount()
 	}
 }
 
+
 //============================================================================
 
 LLResponder::~LLResponder()
diff --git a/indra/llcommon/llthread.h b/indra/llcommon/llthread.h
index cf39696b4f..c7984d6dbc 100644
--- a/indra/llcommon/llthread.h
+++ b/indra/llcommon/llthread.h
@@ -98,6 +98,7 @@ private:
 protected:
 	std::string			mName;
 	LLCondition*		mRunCondition;
+	LLMutex*			mDataLock;
 
 	apr_thread_t		*mAPRThreadp;
 	apr_pool_t			*mAPRPoolp;
@@ -123,15 +124,15 @@ protected:
 	inline void unlockData();
 	
 	// This is the predicate that decides whether the thread should sleep.  
-	// It should only be called with mRunCondition locked, since the virtual runCondition() function may need to access
+	// It should only be called with mDataLock locked, since the virtual runCondition() function may need to access
 	// data structures that are thread-unsafe.
 	bool shouldSleep(void) { return (mStatus == RUNNING) && (isPaused() || (!runCondition())); }
 
 	// To avoid spurious signals (and the associated context switches) when the condition may or may not have changed, you can do the following:
-	// mRunCondition->lock();
+	// mDataLock->lock();
 	// if(!shouldSleep())
 	//     mRunCondition->signal();
-	// mRunCondition->unlock();
+	// mDataLock->unlock();
 };
 
 //============================================================================
@@ -206,12 +207,12 @@ private:
 
 void LLThread::lockData()
 {
-	mRunCondition->lock();
+	mDataLock->lock();
 }
 
 void LLThread::unlockData()
 {
-	mRunCondition->unlock();
+	mDataLock->unlock();
 }
 
 
@@ -228,15 +229,27 @@ public:
 private:
 	static LLMutex* sMutex;
 
-private:
-	LLThreadSafeRefCount(const LLThreadSafeRefCount&); // not implemented
-	LLThreadSafeRefCount&operator=(const LLThreadSafeRefCount&); // not implemented
-
 protected:
 	virtual ~LLThreadSafeRefCount(); // use unref()
 	
 public:
 	LLThreadSafeRefCount();
+	LLThreadSafeRefCount(const LLThreadSafeRefCount&);
+	LLThreadSafeRefCount& operator=(const LLThreadSafeRefCount& ref) 
+	{
+		if (sMutex)
+		{
+			sMutex->lock();
+		}
+		mRef = 0;
+		if (sMutex)
+		{
+			sMutex->unlock();
+		}
+		return *this;
+	}
+
+
 	
 	void ref()
 	{
diff --git a/indra/llimage/llimage.cpp b/indra/llimage/llimage.cpp
index 6775b005f4..825878c5ef 100644
--- a/indra/llimage/llimage.cpp
+++ b/indra/llimage/llimage.cpp
@@ -1660,6 +1660,12 @@ static void avg4_colors2(const U8* a, const U8* b, const U8* c, const U8* d, U8*
 	dst[1] = (U8)(((U32)(a[1]) + b[1] + c[1] + d[1])>>2);
 }
 
+void LLImageBase::setDataAndSize(U8 *data, S32 size)
+{ 
+	ll_assert_aligned(data, 16);
+	mData = data; mDataSize = size; 
+}	
+
 //static
 void LLImageBase::generateMip(const U8* indata, U8* mipdata, S32 width, S32 height, S32 nchannels)
 {
diff --git a/indra/llimage/llimage.h b/indra/llimage/llimage.h
index 46e6d1a901..9ce77a0d01 100644
--- a/indra/llimage/llimage.h
+++ b/indra/llimage/llimage.h
@@ -148,7 +148,7 @@ public:
 
 protected:
 	// special accessor to allow direct setting of mData and mDataSize by LLImageFormatted
-	void setDataAndSize(U8 *data, S32 size) { mData = data; mDataSize = size; }	
+	void setDataAndSize(U8 *data, S32 size);
 	
 public:
 	static void generateMip(const U8 *indata, U8* mipdata, int width, int height, S32 nchannels);
diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp
index 53d56e96da..85ea14f9bc 100644
--- a/indra/llmath/llvolume.cpp
+++ b/indra/llmath/llvolume.cpp
@@ -6979,19 +6979,20 @@ void LLVolumeFace::pushVertex(const LLVector4a& pos, const LLVector4a& norm, con
 {
 	S32 new_verts = mNumVertices+1;
 	S32 new_size = new_verts*16;
-//	S32 old_size = mNumVertices*16;
+	S32 old_size = mNumVertices*16;
 
 	//positions
-	mPositions = (LLVector4a*) ll_aligned_realloc_16(mPositions, new_size);
+	mPositions = (LLVector4a*) ll_aligned_realloc_16(mPositions, new_size, old_size);
 	ll_assert_aligned(mPositions,16);
 	
 	//normals
-	mNormals = (LLVector4a*) ll_aligned_realloc_16(mNormals, new_size);
+	mNormals = (LLVector4a*) ll_aligned_realloc_16(mNormals, new_size, old_size);
 	ll_assert_aligned(mNormals,16);
 
 	//tex coords
 	new_size = ((new_verts*8)+0xF) & ~0xF;
-	mTexCoords = (LLVector2*) ll_aligned_realloc_16(mTexCoords, new_size);
+	old_size = ((mNumVertices*8)+0xF) & ~0xF;
+	mTexCoords = (LLVector2*) ll_aligned_realloc_16(mTexCoords, new_size, old_size);
 	ll_assert_aligned(mTexCoords,16);
 	
 
@@ -7045,7 +7046,7 @@ void LLVolumeFace::pushIndex(const U16& idx)
 	S32 old_size = ((mNumIndices*2)+0xF) & ~0xF;
 	if (new_size != old_size)
 	{
-		mIndices = (U16*) ll_aligned_realloc_16(mIndices, new_size);
+		mIndices = (U16*) ll_aligned_realloc_16(mIndices, new_size, old_size);
 		ll_assert_aligned(mIndices,16);
 	}
 	
@@ -7087,11 +7088,11 @@ void LLVolumeFace::appendFace(const LLVolumeFace& face, LLMatrix4& mat_in, LLMat
 	}
 
 	//allocate new buffer space
-	mPositions = (LLVector4a*) ll_aligned_realloc_16(mPositions, new_count*sizeof(LLVector4a));
+	mPositions = (LLVector4a*) ll_aligned_realloc_16(mPositions, new_count*sizeof(LLVector4a), mNumVertices*sizeof(LLVector4a));
 	ll_assert_aligned(mPositions, 16);
-	mNormals = (LLVector4a*) ll_aligned_realloc_16(mNormals, new_count*sizeof(LLVector4a));
+	mNormals = (LLVector4a*) ll_aligned_realloc_16(mNormals, new_count*sizeof(LLVector4a), mNumVertices*sizeof(LLVector4a));
 	ll_assert_aligned(mNormals, 16);
-	mTexCoords = (LLVector2*) ll_aligned_realloc_16(mTexCoords, (new_count*sizeof(LLVector2)+0xF) & ~0xF);
+	mTexCoords = (LLVector2*) ll_aligned_realloc_16(mTexCoords, (new_count*sizeof(LLVector2)+0xF) & ~0xF, (mNumVertices*sizeof(LLVector2)+0xF) & ~0xF);
 	ll_assert_aligned(mTexCoords, 16);
 	
 	mNumVertices = new_count;
@@ -7138,7 +7139,7 @@ void LLVolumeFace::appendFace(const LLVolumeFace& face, LLMatrix4& mat_in, LLMat
 	new_count = mNumIndices + face.mNumIndices;
 
 	//allocate new index buffer
-	mIndices = (U16*) ll_aligned_realloc_16(mIndices, (new_count*sizeof(U16)+0xF) & ~0xF);
+	mIndices = (U16*) ll_aligned_realloc_16(mIndices, (new_count*sizeof(U16)+0xF) & ~0xF, (mNumIndices*sizeof(U16)+0xF) & ~0xF);
 	
 	//get destination address into new index buffer
 	U16* dst_idx = mIndices+mNumIndices;
diff --git a/indra/llmath/tests/alignment_test.cpp b/indra/llmath/tests/alignment_test.cpp
index 49c668d737..9105b1c1fd 100644
--- a/indra/llmath/tests/alignment_test.cpp
+++ b/indra/llmath/tests/alignment_test.cpp
@@ -34,16 +34,6 @@
 #include "../llsimdmath.h"
 #include "../llvector4a.h"
 
-void* operator new(size_t size)
-{
-	return ll_aligned_malloc_16(size);
-}
-
-void operator delete(void *p)
-{
-	ll_aligned_free_16(p);
-}
-
 namespace tut
 {
 
@@ -59,6 +49,27 @@ tut::alignment_test_t tut_alignment_test("LLAlignment");
 LL_ALIGN_PREFIX(16)
 class MyVector4a
 {
+public:
+	void* operator new(size_t size)
+	{
+		return ll_aligned_malloc_16(size);
+	}
+
+	void operator delete(void *p)
+	{
+		ll_aligned_free_16(p);
+	}
+
+	void* operator new[](size_t count)
+	{	// try to allocate count bytes for an array
+		return ll_aligned_malloc_16(count);
+	}
+
+	void operator delete[](void *p)
+	{
+		ll_aligned_free_16(p);
+	}
+
 	LLQuad mQ;
 } LL_ALIGN_POSTFIX(16);
 
@@ -78,12 +89,8 @@ void alignment_test_object_t::test<1>()
 		align_ptr = ll_aligned_malloc_16(sizeof(MyVector4a));
 		ensure("ll_aligned_malloc_16 failed", is_aligned(align_ptr,16));
 
-#if !LL_LINUX
-		// Skipping realloc alignment test on Linux because the ll_aligned_realloc_16()
-		// function is not implemented to ensure alignment on Linux (see llmemory.h)
-		align_ptr = ll_aligned_realloc_16(align_ptr,2*sizeof(MyVector4a));
+		align_ptr = ll_aligned_realloc_16(align_ptr,2*sizeof(MyVector4a), sizeof(MyVector4a));
 		ensure("ll_aligned_realloc_16 failed", is_aligned(align_ptr,16));
-#endif // LL_LINUX
 
 		ll_aligned_free_16(align_ptr);
 
diff --git a/indra/llmessage/llcurl.cpp b/indra/llmessage/llcurl.cpp
index 5ea9b58300..10c83e6572 100644
--- a/indra/llmessage/llcurl.cpp
+++ b/indra/llmessage/llcurl.cpp
@@ -133,12 +133,12 @@ std::string LLCurl::getVersionString()
 //////////////////////////////////////////////////////////////////////////////
 
 LLCurl::Responder::Responder()
-	: mReferenceCount(0)
 {
 }
 
 LLCurl::Responder::~Responder()
 {
+	LL_CHECK_MEMORY
 }
 
 // virtual
@@ -202,23 +202,6 @@ void LLCurl::Responder::completedHeader(U32 status, const std::string& reason, c
 
 }
 
-namespace boost
-{
-	void intrusive_ptr_add_ref(LLCurl::Responder* p)
-	{
-		++p->mReferenceCount;
-	}
-	
-	void intrusive_ptr_release(LLCurl::Responder* p)
-	{
-		if (p && 0 == --p->mReferenceCount)
-		{
-			delete p;
-		}
-	}
-};
-
-
 //////////////////////////////////////////////////////////////////////////////
 
 std::set<CURL*> LLCurl::Easy::sFreeHandles;
@@ -267,15 +250,18 @@ void LLCurl::Easy::releaseEasyHandle(CURL* handle)
 	LLMutexLock lock(sHandleMutexp) ;
 	if (sActiveHandles.find(handle) != sActiveHandles.end())
 	{
+		LL_CHECK_MEMORY
 		sActiveHandles.erase(handle);
-
+		LL_CHECK_MEMORY
 		if(sFreeHandles.size() < MAX_NUM_FREE_HANDLES)
 		{
-		sFreeHandles.insert(handle);
-	}
-	else
-	{
+			sFreeHandles.insert(handle);
+			LL_CHECK_MEMORY
+		}
+		else
+		{
 			LLCurl::deleteEasyHandle(handle) ;
+			LL_CHECK_MEMORY
 		}
 	}
 	else
@@ -318,13 +304,15 @@ LLCurl::Easy::~Easy()
 	releaseEasyHandle(mCurlEasyHandle);
 	--gCurlEasyCount;
 	curl_slist_free_all(mHeaders);
+	LL_CHECK_MEMORY
 	for_each(mStrings.begin(), mStrings.end(), DeletePointerArray());
-
+	LL_CHECK_MEMORY
 	if (mResponder && LLCurl::sNotQuitting) //aborted
 	{	
 		std::string reason("Request timeout, aborted.") ;
 		mResponder->completedRaw(408, //HTTP_REQUEST_TIME_OUT, timeout, abort
 			reason, mChannels, mOutput);		
+		LL_CHECK_MEMORY
 	}
 	mResponder = NULL;
 }
@@ -599,35 +587,50 @@ void LLCurl::Multi::cleanup(bool deleted)
 	llassert_always(deleted || !mValid) ;
 
 	LLMutexLock lock(mDeletionMutexp);
-	
+
+
 	// Clean up active
 	for(easy_active_list_t::iterator iter = mEasyActiveList.begin();
 		iter != mEasyActiveList.end(); ++iter)
 	{
 		Easy* easy = *iter;
+		LL_CHECK_MEMORY
 		check_curl_multi_code(curl_multi_remove_handle(mCurlMultiHandle, easy->getCurlHandle()));
-
+		LL_CHECK_MEMORY
 		if(deleted)
 		{
 			easy->mResponder = NULL ; //avoid triggering mResponder.
+			LL_CHECK_MEMORY
 		}
 		delete easy;
+		LL_CHECK_MEMORY
 	}
 	mEasyActiveList.clear();
 	mEasyActiveMap.clear();
 	
-	// Clean up freed
+	LL_CHECK_MEMORY
+	
+		// Clean up freed
 	for_each(mEasyFreeList.begin(), mEasyFreeList.end(), DeletePointer());	
 	mEasyFreeList.clear();
-
+	
+	LL_CHECK_MEMORY
+		
 	check_curl_multi_code(LLCurl::deleteMultiHandle(mCurlMultiHandle));
 	mCurlMultiHandle = NULL ;
+
+	LL_CHECK_MEMORY
 	
 	delete mMutexp ;
 	mMutexp = NULL ;
+
+	LL_CHECK_MEMORY
+
 	delete mEasyMutexp ;
 	mEasyMutexp = NULL ;
 
+	LL_CHECK_MEMORY
+
 	mQueued = 0 ;
 	mState = STATE_COMPLETED;
 	
@@ -1101,6 +1104,7 @@ bool LLCurlRequest::getByteRange(const std::string& url,
 								 S32 offset, S32 length,
 								 LLCurl::ResponderPtr responder)
 {
+	llassert(LLCurl::sNotQuitting);
 	LLCurl::Easy* easy = allocEasy();
 	if (!easy)
 	{
@@ -1123,6 +1127,7 @@ bool LLCurlRequest::post(const std::string& url,
 						 const LLSD& data,
 						 LLCurl::ResponderPtr responder, S32 time_out)
 {
+	llassert(LLCurl::sNotQuitting);
 	LLCurl::Easy* easy = allocEasy();
 	if (!easy)
 	{
@@ -1150,6 +1155,7 @@ bool LLCurlRequest::post(const std::string& url,
 						 const std::string& data,
 						 LLCurl::ResponderPtr responder, S32 time_out)
 {
+	llassert(LLCurl::sNotQuitting);
 	LLCurl::Easy* easy = allocEasy();
 	if (!easy)
 	{
@@ -1504,29 +1510,42 @@ void LLCurl::cleanupClass()
 			break ;
 		}
 	}
+	LL_CHECK_MEMORY
 	sCurlThread->shutdown() ;
+	LL_CHECK_MEMORY
 	delete sCurlThread ;
 	sCurlThread = NULL ;
+	LL_CHECK_MEMORY
 
 #if SAFE_SSL
 	CRYPTO_set_locking_callback(NULL);
 	for_each(sSSLMutex.begin(), sSSLMutex.end(), DeletePointer());
 #endif
+	
+	LL_CHECK_MEMORY
 
 	for (std::set<CURL*>::iterator iter = Easy::sFreeHandles.begin(); iter != Easy::sFreeHandles.end(); ++iter)
 	{
 		CURL* curl = *iter;
 		LLCurl::deleteEasyHandle(curl);
 	}
+	
+	LL_CHECK_MEMORY
 
 	Easy::sFreeHandles.clear();
 
+	LL_CHECK_MEMORY
+
 	delete Easy::sHandleMutexp ;
 	Easy::sHandleMutexp = NULL ;
 
+	LL_CHECK_MEMORY
+
 	delete sHandleMutexp ;
 	sHandleMutexp = NULL ;
 
+	LL_CHECK_MEMORY
+
 	// removed as per https://jira.secondlife.com/browse/SH-3115
 	//llassert(Easy::sActiveHandles.empty());
 }
@@ -1534,6 +1553,8 @@ void LLCurl::cleanupClass()
 //static 
 CURLM* LLCurl::newMultiHandle()
 {
+	llassert(sNotQuitting);
+
 	LLMutexLock lock(sHandleMutexp) ;
 
 	if(sTotalHandles + 1 > sMaxHandles)
@@ -1567,6 +1588,7 @@ CURLMcode  LLCurl::deleteMultiHandle(CURLM* handle)
 //static 
 CURL*  LLCurl::newEasyHandle()
 {
+	llassert(sNotQuitting);
 	LLMutexLock lock(sHandleMutexp) ;
 
 	if(sTotalHandles + 1 > sMaxHandles)
@@ -1591,7 +1613,9 @@ void  LLCurl::deleteEasyHandle(CURL* handle)
 	if(handle)
 	{
 		LLMutexLock lock(sHandleMutexp) ;
+		LL_CHECK_MEMORY
 		curl_easy_cleanup(handle) ;
+		LL_CHECK_MEMORY
 		sTotalHandles-- ;
 	}
 }
diff --git a/indra/llmessage/llcurl.h b/indra/llmessage/llcurl.h
index d6a7714d4c..62947bdb9d 100644
--- a/indra/llmessage/llcurl.h
+++ b/indra/llmessage/llcurl.h
@@ -44,6 +44,8 @@
 #include "llthread.h"
 #include "llqueuedthread.h"
 #include "llframetimer.h"
+#include "llpointer.h"
+
 
 class LLMutex;
 class LLCurlThread;
@@ -67,7 +69,7 @@ public:
 		F64 mSpeedDownload;
 	};
 	
-	class Responder
+	class Responder : public LLThreadSafeRefCount
 	{
 	//LOG_CLASS(Responder);
 	public:
@@ -126,13 +128,10 @@ public:
 				return false;
 			}
 
-	public: /* but not really -- don't touch this */
-		U32 mReferenceCount;
-
 	private:
 		std::string mURL;
 	};
-	typedef boost::intrusive_ptr<Responder>	ResponderPtr;
+	typedef LLPointer<Responder>	ResponderPtr;
 
 
 	/**
@@ -378,12 +377,6 @@ private:
 	void cleanupMulti(LLCurl::Multi* multi) ;
 } ;
 
-namespace boost
-{
-	void intrusive_ptr_add_ref(LLCurl::Responder* p);
-	void intrusive_ptr_release(LLCurl::Responder* p);
-};
-
 
 class LLCurlRequest
 {
diff --git a/indra/llmessage/tests/llcurl_stub.cpp b/indra/llmessage/tests/llcurl_stub.cpp
index d84fe0a49f..9b298d0c04 100644
--- a/indra/llmessage/tests/llcurl_stub.cpp
+++ b/indra/llmessage/tests/llcurl_stub.cpp
@@ -28,7 +28,6 @@
 #include "llcurl.h"
 
 LLCurl::Responder::Responder()
-	: mReferenceCount(0)
 {
 }
 
@@ -77,19 +76,3 @@ void LLCurl::Responder::result(LLSD const&)
 {
 }
 
-namespace boost
-{
-	void intrusive_ptr_add_ref(LLCurl::Responder* p)
-	{
-		++p->mReferenceCount;
-	}
-
-	void intrusive_ptr_release(LLCurl::Responder* p)
-	{
-		if(p && 0 == --p->mReferenceCount)
-		{
-			delete p;
-		}
-	}
-};
-
diff --git a/indra/llmessage/tests/llhttpclient_test.cpp b/indra/llmessage/tests/llhttpclient_test.cpp
index e338d4ec71..a2be307cc8 100644
--- a/indra/llmessage/tests/llhttpclient_test.cpp
+++ b/indra/llmessage/tests/llhttpclient_test.cpp
@@ -189,9 +189,9 @@ namespace tut
 			}
 		
 		public:
-			static boost::intrusive_ptr<Result> build(HTTPClientTestData& client)
+			static Result* build(HTTPClientTestData& client)
 			{
-				return boost::intrusive_ptr<Result>(new Result(client));
+				return new Result(client);
 			}
 			
 			~Result()
@@ -258,7 +258,6 @@ namespace tut
 	void HTTPClientTestObject::test<1>()
 	{
 		LLHTTPClient::get(local_server, newResult());
-
 		runThePump();
 		ensureStatusOK();
 		ensure("result object wasn't destroyed", mResultDeleted);
diff --git a/indra/llplugin/llpluginclassmedia.cpp b/indra/llplugin/llpluginclassmedia.cpp
index dbd96673a1..0644d2638c 100644
--- a/indra/llplugin/llpluginclassmedia.cpp
+++ b/indra/llplugin/llpluginclassmedia.cpp
@@ -1074,7 +1074,7 @@ void LLPluginClassMedia::receivePluginMessage(const LLPluginMessage &message)
 			mAuthURL = message.getValue("url");
 			mAuthRealm = message.getValue("realm");
 			mediaEvent(LLPluginClassMediaOwner::MEDIA_EVENT_AUTH_REQUEST);
-		}		
+		}
 		else if(message_name == "debug_message")
 		{
 			mDebugMessageText = message.getValue("message_text");
diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp
index 28a14b23b9..ed48c49900 100644
--- a/indra/llrender/llvertexbuffer.cpp
+++ b/indra/llrender/llvertexbuffer.cpp
@@ -38,6 +38,10 @@
 #include "llglslshader.h"
 #include "llmemory.h"
 
+#if LL_DARWIN
+#define LL_VBO_POOLING 1
+#else
+#endif
 //Next Highest Power Of Two
 //helper function, returns first number > v that is a power of 2, or v if v is already a power of 2
 U32 nhpo2(U32 v)
@@ -291,7 +295,6 @@ void LLVBOPool::seedPool()
 
 
 
-
 void LLVBOPool::cleanup()
 {
 	U32 size = LL_VBO_BLOCK_SIZE;
diff --git a/indra/llui/llchatentry.cpp b/indra/llui/llchatentry.cpp
index 2a6ccc3dc9..8e9c6555c3 100644
--- a/indra/llui/llchatentry.cpp
+++ b/indra/llui/llchatentry.cpp
@@ -136,6 +136,35 @@ void LLChatEntry::updateHistory()
 	}
 }
 
+void LLChatEntry::beforeValueChange()
+{
+    if(this->getLength() == 0 && !mLabel.empty())
+    {
+        this->clearSegments();
+    }
+}
+
+void LLChatEntry::onValueChange(S32 start, S32 end)
+{
+    //Internally resetLabel() must meet a condition before it can reset the label
+    resetLabel();
+}
+
+bool LLChatEntry::useLabel()
+{
+    return !getLength() && !mLabel.empty();
+}
+
+void LLChatEntry::onFocusReceived()
+{
+
+}
+
+void LLChatEntry::onFocusLost()
+{
+
+}
+
 BOOL LLChatEntry::handleSpecialKey(const KEY key, const MASK mask)
 {
 	BOOL handled = FALSE;
diff --git a/indra/llui/llchatentry.h b/indra/llui/llchatentry.h
index 10a4594e83..49181c8d78 100644
--- a/indra/llui/llchatentry.h
+++ b/indra/llui/llchatentry.h
@@ -54,11 +54,16 @@ protected:
 
 	friend class LLUICtrlFactory;
 	LLChatEntry(const Params& p);
+    /*virtual*/ void    beforeValueChange();
+    /*virtual*/ void    onValueChange(S32 start, S32 end);
+    /*virtual*/ bool    useLabel();
 
 public:
 
 	virtual void	draw();
 	virtual	void	onCommit();
+    /*virtual*/ void	onFocusReceived();
+    /*virtual*/ void	onFocusLost();
 
 	boost::signals2::connection setTextExpandedCallback(const commit_signal_t::slot_type& cb);
 
diff --git a/indra/llui/llfolderview.cpp b/indra/llui/llfolderview.cpp
index 9a4a90206b..c1a11851e2 100644
--- a/indra/llui/llfolderview.cpp
+++ b/indra/llui/llfolderview.cpp
@@ -286,7 +286,7 @@ void LLFolderView::addFolder( LLFolderViewFolder* folder)
 	//{
 	//	mFolders.insert(mFolders.begin(), folder);
 	//}
-	}
+}
 
 void LLFolderView::closeAllFolders()
 {
@@ -309,7 +309,7 @@ void LLFolderView::openTopLevelFolders()
 // *width should be 0
 // conform show folder state works
 S32 LLFolderView::arrange( S32* unused_width, S32* unused_height )
-		{
+	{
 	mMinWidth = 0;
 	S32 target_height;
 
@@ -856,7 +856,7 @@ void LLFolderView::propertiesSelectedItems( void )
 	//		multi_propertiesp->openFloater(LLSD());
 	//	}
 	//}
-}
+	}
 
 
 void LLFolderView::autoOpenItem( LLFolderViewFolder* item )
@@ -1542,7 +1542,7 @@ BOOL LLFolderView::handleRightMouseDown( S32 x, S32 y, MASK mask )
 		if (mCallbackRegistrar)
         {
 			mCallbackRegistrar->popScope();
-        }
+	}
 	}
 	else
 	{
@@ -1718,7 +1718,6 @@ void LLFolderView::update()
 	{
 		mNeedsAutoSelect = TRUE;
 	}
-
 	// filter to determine visibility before arranging
 	filter(getFolderViewModel()->getFilter());
 	// Clear the modified setting on the filter only if the filter count is non-zero after running the filter process
@@ -1727,7 +1726,7 @@ void LLFolderView::update()
 	{
 		getFolderViewModel()->getFilter().clearModified();
 	}
-			
+
 	// automatically show matching items, and select first one if we had a selection
 	if (mNeedsAutoSelect)
 	{
diff --git a/indra/llui/llmenugl.cpp b/indra/llui/llmenugl.cpp
index 5182a8cea1..93dc13475b 100644
--- a/indra/llui/llmenugl.cpp
+++ b/indra/llui/llmenugl.cpp
@@ -1764,6 +1764,26 @@ bool LLMenuGL::addChild(LLView* view, S32 tab_group)
 	return false;
 }
 
+// Used in LLContextMenu and in LLTogleableMenu
+
+// Add an item to the context menu branch
+bool LLMenuGL::addContextChild(LLView* view, S32 tab_group)
+{
+	LLContextMenu* context = dynamic_cast<LLContextMenu*>(view);
+	if (context)
+		return appendContextSubMenu(context);
+
+	LLMenuItemSeparatorGL* separator = dynamic_cast<LLMenuItemSeparatorGL*>(view);
+	if (separator)
+		return append(separator);
+
+	LLMenuItemGL* item = dynamic_cast<LLMenuItemGL*>(view);
+	if (item)
+		return append(item);
+
+	return false;
+}
+
 void LLMenuGL::removeChild( LLView* ctrl)
 {
 	// previously a dynamic_cast with if statement to check validity
@@ -2501,6 +2521,32 @@ BOOL LLMenuGL::appendMenu( LLMenuGL* menu )
 	return success;
 }
 
+// add a context menu branch
+
+BOOL LLMenuGL::appendContextSubMenu(LLMenuGL *menu)
+
+{
+	if (menu == this)
+	{
+		llerrs << "Can't attach a context menu to itself" << llendl;
+	}
+
+	LLContextMenuBranch *item;
+	LLContextMenuBranch::Params p;
+
+	p.name = menu->getName();
+	p.label = menu->getLabel();
+	p.branch = (LLContextMenu *)menu;
+	p.enabled_color=LLUIColorTable::instance().getColor("MenuItemEnabledColor");
+	p.disabled_color=LLUIColorTable::instance().getColor("MenuItemDisabledColor");
+	p.highlight_bg_color=LLUIColorTable::instance().getColor("MenuItemHighlightBgColor");
+	p.highlight_fg_color=LLUIColorTable::instance().getColor("MenuItemHighlightFgColor");
+	item = LLUICtrlFactory::create<LLContextMenuBranch>(p);
+	LLMenuGL::sMenuContainer->addChild(item->getBranch());
+
+	return append( item );
+}
+
 void LLMenuGL::setEnabledSubMenus(BOOL enable)
 {
 	setEnabled(enable);
@@ -3037,7 +3083,17 @@ void LLMenuGL::showPopup(LLView* spawning_view, LLMenuGL* menu, S32 x, S32 y)
 	const S32 CURSOR_HEIGHT = 22;		// Approximate "normal" cursor size
 	const S32 CURSOR_WIDTH = 12;
 
-	if(menu->getChildList()->empty())
+	//Do not show menu if all menu items are disabled
+	BOOL item_enabled = false;
+	for (LLView::child_list_t::const_iterator itor = menu->getChildList()->begin();
+			 itor != menu->getChildList()->end();
+			 ++itor)
+	{
+		LLView *menu_item = (*itor);
+		item_enabled = item_enabled || menu_item->getEnabled();
+	}
+
+	if(menu->getChildList()->empty() || !item_enabled)
 	{
 		return;
 	}
@@ -3725,39 +3781,6 @@ void LLTearOffMenu::closeTearOff()
 	mMenu->setDropShadowed(TRUE);
 }
 
-
-//-----------------------------------------------------------------------------
-// class LLContextMenuBranch
-// A branch to another context menu
-//-----------------------------------------------------------------------------
-class LLContextMenuBranch : public LLMenuItemGL
-{
-public:
-	struct Params : public LLInitParam::Block<Params, LLMenuItemGL::Params>
-	{
-		Mandatory<LLContextMenu*> branch;
-	};
-
-	LLContextMenuBranch(const Params&);
-
-	virtual ~LLContextMenuBranch()
-	{}
-
-	// called to rebuild the draw label
-	virtual void	buildDrawLabel( void );
-
-	// onCommit() - do the primary funcationality of the menu item.
-	virtual void	onCommit( void );
-
-	LLContextMenu*	getBranch() { return mBranch.get(); }
-	void			setHighlight( BOOL highlight );
-
-protected:
-	void	showSubMenu();
-
-	LLHandle<LLContextMenu> mBranch;
-};
-
 LLContextMenuBranch::LLContextMenuBranch(const LLContextMenuBranch::Params& p) 
 :	LLMenuItemGL(p),
 	mBranch( p.branch()->getHandle() )
@@ -4029,44 +4052,8 @@ BOOL LLContextMenu::handleRightMouseUp( S32 x, S32 y, MASK mask )
 	return result;
 }
 
-BOOL LLContextMenu::appendContextSubMenu(LLContextMenu *menu)
-{
-	
-	if (menu == this)
-	{
-		llerrs << "Can't attach a context menu to itself" << llendl;
-	}
-
-	LLContextMenuBranch *item;
-	LLContextMenuBranch::Params p;
-	p.name = menu->getName();
-	p.label = menu->getLabel();
-	p.branch = menu;
-	p.enabled_color=LLUIColorTable::instance().getColor("MenuItemEnabledColor");
-	p.disabled_color=LLUIColorTable::instance().getColor("MenuItemDisabledColor");
-	p.highlight_bg_color=LLUIColorTable::instance().getColor("MenuItemHighlightBgColor");
-	p.highlight_fg_color=LLUIColorTable::instance().getColor("MenuItemHighlightFgColor");
-	
-	item = LLUICtrlFactory::create<LLContextMenuBranch>(p);
-	LLMenuGL::sMenuContainer->addChild(item->getBranch());
-
-	return append( item );
-}
-
 bool LLContextMenu::addChild(LLView* view, S32 tab_group)
 {
-	LLContextMenu* context = dynamic_cast<LLContextMenu*>(view);
-	if (context)
-		return appendContextSubMenu(context);
-
-	LLMenuItemSeparatorGL* separator = dynamic_cast<LLMenuItemSeparatorGL*>(view);
-	if (separator)
-		return append(separator);
-
-	LLMenuItemGL* item = dynamic_cast<LLMenuItemGL*>(view);
-	if (item)
-		return append(item);
-
-	return false;
+	return addContextChild(view, tab_group);
 }
 
diff --git a/indra/llui/llmenugl.h b/indra/llui/llmenugl.h
index a9de3ef937..3e03232e92 100644
--- a/indra/llui/llmenugl.h
+++ b/indra/llui/llmenugl.h
@@ -519,6 +519,9 @@ public:
 	void resetScrollPositionOnShow(bool reset_scroll_pos) { mResetScrollPositionOnShow = reset_scroll_pos; }
 	bool isScrollPositionOnShowReset() { return mResetScrollPositionOnShow; }
 
+	// add a context menu branch
+	BOOL appendContextSubMenu(LLMenuGL *menu);
+
 protected:
 	void createSpilloverBranch();
 	void cleanupSpilloverBranch();
@@ -528,6 +531,10 @@ protected:
 	// add a menu - this will create a cascading menu
 	virtual BOOL appendMenu( LLMenuGL* menu );
 
+	// Used in LLContextMenu and in LLTogleableMenu
+	// to add an item of context menu branch
+	bool addContextChild(LLView* view, S32 tab_group);
+
 	// TODO: create accessor methods for these?
 	typedef std::list< LLMenuItemGL* > item_list_t;
 	item_list_t mItems;
@@ -677,8 +684,6 @@ public:
 
 	virtual bool	addChild			(LLView* view, S32 tab_group = 0);
 
-			BOOL	appendContextSubMenu(LLContextMenu *menu);
-
 			LLHandle<LLContextMenu> getHandle() { return getDerivedHandle<LLContextMenu>(); }
 
 			LLView*	getSpawningView() const		{ return mSpawningViewHandle.get(); }
@@ -691,7 +696,33 @@ protected:
 	LLHandle<LLView>			mSpawningViewHandle;
 };
 
+//-----------------------------------------------------------------------------
+// class LLContextMenuBranch
+// A branch to another context menu
+//-----------------------------------------------------------------------------
+class LLContextMenuBranch : public LLMenuItemGL
+{
+public:
+	struct Params : public LLInitParam::Block<Params, LLMenuItemGL::Params>
+	{
+		Mandatory<LLContextMenu*> branch;
+	};
+
+	LLContextMenuBranch(const Params&);
+
+	// Called to rebuild strings for this item
+	virtual void	buildDrawLabel( void );
 
+	// Performed when menu item clicked
+	virtual void	onCommit( void );
+
+	LLContextMenu*	getBranch() { return mBranch.get(); }
+	void			setHighlight( BOOL highlight );
+
+protected:
+	void			showSubMenu();
+	LLHandle<LLContextMenu> mBranch;
+};
 
 //~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 // Class LLMenuBarGL
diff --git a/indra/llui/lltextbase.cpp b/indra/llui/lltextbase.cpp
index 98624f42b9..b827acb185 100644
--- a/indra/llui/lltextbase.cpp
+++ b/indra/llui/lltextbase.cpp
@@ -338,6 +338,11 @@ const LLStyle::Params& LLTextBase::getStyleParams()
 	return mStyle;
 }
 
+void LLTextBase::beforeValueChange()
+{
+
+}
+
 void LLTextBase::onValueChange(S32 start, S32 end)
 {
 }
@@ -530,7 +535,7 @@ void LLTextBase::drawText()
 	{
 		return;
 	}
-	else if (text_len <= 0 && !mLabel.empty() && !hasFocus())
+	else if (useLabel())
 	{
 		text_len = mLabel.getWString().length();
 	}
@@ -747,6 +752,8 @@ void LLTextBase::drawText()
 
 S32 LLTextBase::insertStringNoUndo(S32 pos, const LLWString &wstr, LLTextBase::segment_vec_t* segments )
 {
+    beforeValueChange();
+
 	S32 old_len = getLength();		// length() returns character length
 	S32 insert_len = wstr.length();
 
@@ -822,6 +829,8 @@ S32 LLTextBase::insertStringNoUndo(S32 pos, const LLWString &wstr, LLTextBase::s
 
 S32 LLTextBase::removeStringNoUndo(S32 pos, S32 length)
 {
+
+    beforeValueChange();
 	segment_set_t::iterator seg_iter = getSegIterContaining(pos);
 	while(seg_iter != mSegments.end())
 	{
@@ -880,6 +889,8 @@ S32 LLTextBase::removeStringNoUndo(S32 pos, S32 length)
 
 S32 LLTextBase::overwriteCharNoUndo(S32 pos, llwchar wc)
 {
+    beforeValueChange();
+
 	if (pos > (S32)getLength())
 	{
 		return 0;
@@ -2048,7 +2059,7 @@ BOOL LLTextBase::setLabelArg(const std::string& key, const LLStringExplicit& tex
 
 void LLTextBase::resetLabel()
 {
-	if (!getLength() && !mLabel.empty() && !hasFocus())
+	if (useLabel())
 	{
 		clearSegments();
 
@@ -2061,6 +2072,11 @@ void LLTextBase::resetLabel()
 	}
 }
 
+bool LLTextBase::useLabel()
+{
+    return !getLength() && !mLabel.empty() && !hasFocus();
+}
+
 void LLTextBase::setFont(const LLFontGL* font)
 {
 	mFont = font;
diff --git a/indra/llui/lltextbase.h b/indra/llui/lltextbase.h
index 79662ebd33..629b304b25 100644
--- a/indra/llui/lltextbase.h
+++ b/indra/llui/lltextbase.h
@@ -382,7 +382,7 @@ public:
 
 	/**
 	 * If label is set, draws text label (which is LLLabelTextSegment)
-	 * that is visible when no user text provided and has no focus
+	 * that is visible when no user text provided
 	 */
 	void					resetLabel();
 
@@ -501,7 +501,9 @@ protected:
 	LLTextBase(const Params &p);
 	virtual ~LLTextBase();
 	void							initFromParams(const Params& p);
+    virtual void					beforeValueChange();
 	virtual void					onValueChange(S32 start, S32 end);
+    virtual bool                    useLabel();
 
 	// draw methods
 	void							drawSelectionBackground(); // draws the black box behind the selected text
diff --git a/indra/llui/lltoggleablemenu.cpp b/indra/llui/lltoggleablemenu.cpp
index d29260750f..b4c6c6162b 100644
--- a/indra/llui/lltoggleablemenu.cpp
+++ b/indra/llui/lltoggleablemenu.cpp
@@ -99,3 +99,8 @@ bool LLToggleableMenu::toggleVisibility()
 
 	return true;
 }
+
+bool LLToggleableMenu::addChild(LLView* view, S32 tab_group)
+{
+	return addContextChild(view, tab_group);
+}
diff --git a/indra/llui/lltoggleablemenu.h b/indra/llui/lltoggleablemenu.h
index dd9ac5b8c1..57b8f62eb6 100644
--- a/indra/llui/lltoggleablemenu.h
+++ b/indra/llui/lltoggleablemenu.h
@@ -47,6 +47,8 @@ public:
 
 	virtual void handleVisibilityChange (BOOL curVisibilityIn);
 
+	virtual bool addChild (LLView* view, S32 tab_group = 0);
+	
 	const LLRect& getButtonRect() const { return mButtonRect; }
 
 	// Converts the given local button rect to a screen rect
diff --git a/indra/newview/CMakeLists.txt b/indra/newview/CMakeLists.txt
index ec1562a4c1..5248feae1b 100644..100755
--- a/indra/newview/CMakeLists.txt
+++ b/indra/newview/CMakeLists.txt
@@ -1581,6 +1581,7 @@ set(PACKAGE ON CACHE BOOL
 if (WINDOWS)
     set_target_properties(${VIEWER_BINARY_NAME}
         PROPERTIES
+        # *TODO -reenable this once we get server usage sorted out
         LINK_FLAGS "/debug /NODEFAULTLIB:LIBCMT /SUBSYSTEM:WINDOWS ${TCMALLOC_LINK_FLAGS}"
         LINK_FLAGS_DEBUG "/NODEFAULTLIB:\"LIBCMT;LIBCMTD;MSVCRT\" /INCREMENTAL:NO"
         LINK_FLAGS_RELEASE "/FORCE:MULTIPLE /MAP\"secondlife-bin.MAP\" /OPT:REF"
diff --git a/indra/newview/llappviewer.cpp b/indra/newview/llappviewer.cpp
index 6b15e4b21a..d6c781020d 100644
--- a/indra/newview/llappviewer.cpp
+++ b/indra/newview/llappviewer.cpp
@@ -1893,8 +1893,17 @@ bool LLAppViewer::cleanup()
 	sTextureFetch->shutDownTextureCacheThread() ;
 	sTextureFetch->shutDownImageDecodeThread() ;
 
+	llinfos << "Shutting down message system" << llendflush;
+	end_messaging_system();
+
+	// *NOTE:Mani - The following call is not thread safe. 
+	LL_CHECK_MEMORY
+	LLCurl::cleanupClass();
+	LL_CHECK_MEMORY
+
 	LLFilePickerThread::cleanupClass();
 
+	//MUST happen AFTER LLCurl::cleanupClass
 	delete sTextureCache;
     sTextureCache = NULL;
 	delete sTextureFetch;
@@ -1963,12 +1972,6 @@ bool LLAppViewer::cleanup()
 
 	LLViewerAssetStatsFF::cleanup();
 	
-	llinfos << "Shutting down message system" << llendflush;
-	end_messaging_system();
-
-	// *NOTE:Mani - The following call is not thread safe. 
-	LLCurl::cleanupClass();
-
 	// If we're exiting to launch an URL, do that here so the screen
 	// is at the right resolution before we launch IE.
 	if (!gLaunchFileOnQuit.empty())
diff --git a/indra/newview/llappviewerwin32.cpp b/indra/newview/llappviewerwin32.cpp
index 53c77fa22e..e0ca1232b0 100644
--- a/indra/newview/llappviewerwin32.cpp
+++ b/indra/newview/llappviewerwin32.cpp
@@ -131,7 +131,9 @@ int APIENTRY WINMAIN(HINSTANCE hInstance,
 	// Note: This won't work when running from the debugger unless the _NO_DEBUG_HEAP environment variable is set to 1
 
 	// Enable to get mem debugging within visual studio.
-	//_CrtSetDbgFlag(_CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF);
+#if LL_DEBUG
+	_CrtSetDbgFlag(_CRTDBG_ALLOC_MEM_DF | _CRTDBG_LEAK_CHECK_DF);
+#else
 	_CrtSetDbgFlag(0); // default, just making explicit
 	
 	ULONG ulEnableLFH = 2;
@@ -146,6 +148,7 @@ int APIENTRY WINMAIN(HINSTANCE hInstance,
 			heap_enable_lfh_error[i] = GetLastError();
 	}
 #endif
+#endif
 	
 	// *FIX: global
 	gIconResource = MAKEINTRESOURCE(IDI_LL_ICON);
diff --git a/indra/newview/llassetuploadresponders.cpp b/indra/newview/llassetuploadresponders.cpp
index 65bfc990d1..7b2c536f5a 100644
--- a/indra/newview/llassetuploadresponders.cpp
+++ b/indra/newview/llassetuploadresponders.cpp
@@ -919,7 +919,7 @@ public:
 	bool uploadConfirmationCallback(
 		const LLSD& notification,
 		const LLSD& response,
-		boost::intrusive_ptr<LLNewAgentInventoryVariablePriceResponder> responder)
+		LLPointer<LLNewAgentInventoryVariablePriceResponder> responder)
 	{
 		S32 option;
 		std::string confirmation_url;
@@ -949,7 +949,7 @@ public:
 
 	void confirmUpload(
 		const std::string& confirmation_url,
-		boost::intrusive_ptr<LLNewAgentInventoryVariablePriceResponder> responder)
+		LLPointer<LLNewAgentInventoryVariablePriceResponder> responder)
 	{
 		if ( getFilename().empty() )
 		{
@@ -1124,7 +1124,7 @@ void LLNewAgentInventoryVariablePriceResponder::showConfirmationDialog(
 		// and cause sadness.
 		mImpl->confirmUpload(
 			confirmation_url,
-			boost::intrusive_ptr<LLNewAgentInventoryVariablePriceResponder>(this));
+			LLPointer<LLNewAgentInventoryVariablePriceResponder>(this));
 	}
 	else
 	{
@@ -1157,7 +1157,7 @@ void LLNewAgentInventoryVariablePriceResponder::showConfirmationDialog(
 				mImpl,
 				_1,
 				_2,
-				boost::intrusive_ptr<LLNewAgentInventoryVariablePriceResponder>(this)));
+				LLPointer<LLNewAgentInventoryVariablePriceResponder>(this)));
 	}
 }
 
diff --git a/indra/newview/llchiclet.h b/indra/newview/llchiclet.h
index f51d7b622c..6395f5b694 100644
--- a/indra/newview/llchiclet.h
+++ b/indra/newview/llchiclet.h
@@ -874,6 +874,7 @@ class LLIMWellChiclet : public LLSysWellChiclet, LLIMSessionObserver
 	friend class LLUICtrlFactory;
 public:
 	/*virtual*/ void sessionAdded(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id) {}
+    /*virtual*/ void sessionActivated(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id) {}
 	/*virtual*/ void sessionVoiceOrIMStarted(const LLUUID& session_id) {};
 	/*virtual*/ void sessionRemoved(const LLUUID& session_id) { messageCountChanged(LLSD()); }
 	/*virtual*/ void sessionIDUpdated(const LLUUID& old_session_id, const LLUUID& new_session_id) {}
diff --git a/indra/newview/llchicletbar.h b/indra/newview/llchicletbar.h
index 7d0d904810..a9a5b61ae7 100644
--- a/indra/newview/llchicletbar.h
+++ b/indra/newview/llchicletbar.h
@@ -51,6 +51,7 @@ public:
 
 	// LLIMSessionObserver observe triggers
 	/*virtual*/ void sessionAdded(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id);
+    /*virtual*/ void sessionActivated(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id) {};
 	/*virtual*/ void sessionVoiceOrIMStarted(const LLUUID& session_id) {};
 	/*virtual*/ void sessionRemoved(const LLUUID& session_id);
 	/*virtual*/ void sessionIDUpdated(const LLUUID& old_session_id, const LLUUID& new_session_id);
diff --git a/indra/newview/llconversationlog.h b/indra/newview/llconversationlog.h
index 373406aa6f..b92cf0f5e2 100644
--- a/indra/newview/llconversationlog.h
+++ b/indra/newview/llconversationlog.h
@@ -124,6 +124,7 @@ public:
 
 	// LLIMSessionObserver triggers
 	virtual void sessionAdded(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id);
+    virtual void sessionActivated(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id) {}; // Stub
 	virtual void sessionRemoved(const LLUUID& session_id){}											// Stub
 	virtual void sessionVoiceOrIMStarted(const LLUUID& session_id){};								// Stub
 	virtual void sessionIDUpdated(const LLUUID& old_session_id, const LLUUID& new_session_id){};	// Stub
diff --git a/indra/newview/llconversationmodel.cpp b/indra/newview/llconversationmodel.cpp
index 29e7ac4e12..f0c8658cfe 100644
--- a/indra/newview/llconversationmodel.cpp
+++ b/indra/newview/llconversationmodel.cpp
@@ -27,6 +27,7 @@
 
 #include "llviewerprecompiledheaders.h"
 
+#include "llagent.h"
 #include "llavatarnamecache.h"
 #include "llavataractions.h"
 #include "llevents.h"
@@ -113,6 +114,19 @@ void LLConversationItem::buildParticipantMenuOptions(menuentry_vec_t&   items)
     items.push_back(std::string("share"));
     items.push_back(std::string("pay"));
     items.push_back(std::string("block_unblock"));
+
+	if(this->getType() != CONV_SESSION_1_ON_1)
+	{
+		items.push_back(std::string("Moderator Options Separator"));
+		items.push_back(std::string("Moderator Options"));
+		items.push_back(std::string("AllowTextChat"));
+		items.push_back(std::string("moderate_voice_separator"));
+		items.push_back(std::string("ModerateVoiceMuteSelected"));
+		items.push_back(std::string("ModerateVoiceUnMuteSelected"));
+		items.push_back(std::string("ModerateVoiceMute"));
+		items.push_back(std::string("ModerateVoiceUnmute"));
+	}
+
 }
 
 //
@@ -374,7 +388,10 @@ void LLConversationItemParticipant::buildContextMenu(LLMenuGL& menu, U32 flags)
     menuentry_vec_t items;
     menuentry_vec_t disabled_items;
 
-    buildParticipantMenuOptions(items);
+    if(gAgent.getID() != mUUID)
+    {
+    	buildParticipantMenuOptions(items);
+    }
     hide_context_entries(menu, items, disabled_items);
 }
 
diff --git a/indra/newview/llconversationview.cpp b/indra/newview/llconversationview.cpp
index 416e6da2da..9144f402b4 100755
--- a/indra/newview/llconversationview.cpp
+++ b/indra/newview/llconversationview.cpp
@@ -32,6 +32,8 @@
 #include <boost/bind.hpp>
 #include "llagentdata.h"
 #include "llconversationmodel.h"
+#include "llimfloater.h"
+#include "llnearbychat.h"
 #include "llimconversation.h"
 #include "llimfloatercontainer.h"
 #include "llfloaterreg.h"
@@ -220,6 +222,13 @@ void LLConversationViewSession::toggleOpen()
 	if (!mMinimizedMode)
 	{
 		LLFolderViewFolder::toggleOpen();
+
+		// do item's selection when opened
+		if (LLFolderViewFolder::isOpen())
+		{
+			getParentFolder()->setSelection(this, true);
+		}
+		
 	}
 }
 
@@ -240,6 +249,9 @@ void LLConversationViewSession::selectItem()
 	
 	// Set the focus on the selected floater
 	session_floater->setFocus(TRUE);
+    // Store the active session
+    LLIMFloaterContainer::getInstance()->setSelectedSession(item->getUUID());
+
 
 	LLFolderViewItem::selectItem();
 }
@@ -405,21 +417,53 @@ void LLConversationViewParticipant::draw()
     static LLUIColor sMouseOverColor = LLUIColorTable::instance().getColor("InventoryMouseOverColor", DEFAULT_WHITE);
 
     const BOOL show_context = (getRoot() ? getRoot()->getShowSelectionContext() : FALSE);
-    const BOOL filled = show_context || (getRoot() ? getRoot()->getParentPanel()->hasFocus() : FALSE); // If we have keyboard focus, draw selection filled
 
     const LLFontGL* font = getLabelFontForStyle(mLabelStyle);
     F32 right_x  = 0;
 
     F32 y = (F32)getRect().getHeight() - font->getLineHeight() - (F32)mTextPad;
     F32 text_left = (F32)getLabelXPos();
-    LLColor4 color = (mIsSelected && filled) ? sHighlightFgColor : sFgColor;
+    LLColor4 color = mIsSelected ? sHighlightFgColor : sFgColor;
 
-    drawHighlight(show_context, filled, sHighlightBgColor, sFocusOutlineColor, sMouseOverColor);
+    drawHighlight(show_context, mIsSelected, sHighlightBgColor, sFocusOutlineColor, sMouseOverColor);
     drawLabel(font, text_left, y, color, right_x);
 
     LLView::draw();
 }
 
+void LLConversationViewParticipant::selectItem()
+{
+    LLConversationItem* vmi = this->getParentFolder() ? static_cast<LLConversationItem*>(this->getParentFolder()->getViewModelItem()) : NULL;
+    LLIMFloaterContainer* container = LLIMFloaterContainer::getInstance();
+    LLFloater* session_floater;
+
+    //Only execute when switching floaters (conversations)
+    if(vmi && vmi->getUUID() != container->getSelectedSession())
+    {
+        //When null, show the nearby chat conversation floater
+        if(vmi->getUUID().isNull())
+        {
+            LLNearbyChat* nearbyChat = LLFloaterReg::findTypedInstance<LLNearbyChat>("nearby_chat");
+            nearbyChat->show();
+        }
+        //Otherwise, show the IM conversation floater
+        else
+        {
+            LLIMFloater::show(vmi->getUUID());
+        }
+
+        // Store the active session
+        container->setSelectedSession(vmi->getUUID());
+    }
+    //Focus the current conversation floater (it is already visible so just focus it)
+    else
+    {
+        session_floater = LLIMConversation::getConversation(vmi->getUUID());
+        session_floater->setFocus(TRUE);
+    }
+
+    LLFolderViewItem::selectItem();
+}
 
 void LLConversationViewParticipant::refresh()
 {
diff --git a/indra/newview/llconversationview.h b/indra/newview/llconversationview.h
index c81c70b456..bd95387bbe 100755
--- a/indra/newview/llconversationview.h
+++ b/indra/newview/llconversationview.h
@@ -113,6 +113,7 @@ public:
 	};
 	
     virtual ~LLConversationViewParticipant( void ) { }
+    void selectItem();	
     bool hasSameValue(const LLUUID& uuid) { return (uuid == mUUID); }
     virtual void refresh();
     void addToFolder(LLFolderViewFolder* folder);
diff --git a/indra/newview/lldrawable.cpp b/indra/newview/lldrawable.cpp
index 4eda2b92b3..954fd429a5 100644
--- a/indra/newview/lldrawable.cpp
+++ b/indra/newview/lldrawable.cpp
@@ -951,6 +951,12 @@ LLSpatialGroup* LLDrawable::getSpatialGroup() const
 
 void LLDrawable::setSpatialGroup(LLSpatialGroup *groupp)
 {
+	//precondition: mSpatialGroupp MUST be null or DEAD or mSpatialGroupp MUST NOT contain this
+	llassert(!mSpatialGroupp || mSpatialGroupp->isDead() || !mSpatialGroupp->hasElement(this));
+
+	//precondition: groupp MUST be null or groupp MUST contain this
+	llassert(!groupp || groupp->hasElement(this));
+
 /*if (mSpatialGroupp && (groupp != mSpatialGroupp))
 	{
 		mSpatialGroupp->setState(LLSpatialGroup::GEOM_DIRTY);
@@ -970,9 +976,12 @@ void LLDrawable::setSpatialGroup(LLSpatialGroup *groupp)
 		}
 	}
 
-	mSpatialGroupp = groupp;
+	//postcondition: if next group is NULL, previous group must be dead OR NULL OR binIndex must be -1
+	//postcondition: if next group is NOT NULL, binIndex must not be -1
+	llassert(groupp == NULL ? (mSpatialGroupp == NULL || mSpatialGroupp->isDead()) || getBinIndex() == -1 :
+							getBinIndex() != -1);
 
-	llassert((mSpatialGroupp == NULL) ? getBinIndex() == -1 : getBinIndex() != -1);
+	mSpatialGroupp = groupp;
 }
 
 LLSpatialPartition* LLDrawable::getSpatialPartition()
@@ -1400,7 +1409,7 @@ void LLSpatialBridge::updateDistance(LLCamera& camera_in, bool force_update)
 		markDead();
 		return;
 	}
-	
+
 	if (gShiftFrame)
 	{
 		return;
@@ -1483,13 +1492,11 @@ void LLSpatialBridge::cleanupReferences()
 	LLDrawable::cleanupReferences();
 	if (mDrawable)
 	{
-		LLSpatialGroup* group = mDrawable->getSpatialGroup();
-		if (group)
-		{
-			group->mOctreeNode->remove(mDrawable);
-			mDrawable->setSpatialGroup(NULL);
-		}
+		/*
 		
+		DON'T DO THIS -- this should happen through octree destruction
+
+		mDrawable->setSpatialGroup(NULL);
 		if (mDrawable->getVObj())
 		{
 			LLViewerObject::const_child_list_t& child_list = mDrawable->getVObj()->getChildren();
@@ -1500,15 +1507,10 @@ void LLSpatialBridge::cleanupReferences()
 				LLDrawable* drawable = child->mDrawable;					
 				if (drawable)
 				{
-					LLSpatialGroup* group = drawable->getSpatialGroup();
-					if (group)
-					{
-						group->mOctreeNode->remove(drawable);
-						drawable->setSpatialGroup(NULL);
-					}
+					drawable->setSpatialGroup(NULL);
 				}
 			}
-		}
+		}*/
 
 		LLDrawable* drawablep = mDrawable;
 		mDrawable = NULL;
diff --git a/indra/newview/lldrawpoolalpha.cpp b/indra/newview/lldrawpoolalpha.cpp
index b4f6bf9383..313b310e1e 100644
--- a/indra/newview/lldrawpoolalpha.cpp
+++ b/indra/newview/lldrawpoolalpha.cpp
@@ -411,12 +411,6 @@ void LLDrawPoolAlpha::renderAlpha(U32 mask)
 					continue;
 				}
 
-				if ((params.mVertexBuffer->getTypeMask() & mask) != mask)
-				{ //FIXME!
-					llwarns << "Missing required components, skipping render batch." << llendl;
-					continue;
-				}
-
 				LLRenderPass::applyModelMatrix(params);
 
 				
diff --git a/indra/newview/lldriverparam.h b/indra/newview/lldriverparam.h
index 7a4d711d4e..c0976d1d43 100644
--- a/indra/newview/lldriverparam.h
+++ b/indra/newview/lldriverparam.h
@@ -83,6 +83,16 @@ public:
 	LLDriverParam(LLWearable *wearablep);
 	~LLDriverParam();
 
+	void* operator new(size_t size)
+	{
+		return ll_aligned_malloc_16(size);
+	}
+
+	void operator delete(void* ptr)
+	{
+		ll_aligned_free_16(ptr);
+	}
+
 	// Special: These functions are overridden by child classes
 	LLDriverParamInfo*		getInfo() const { return (LLDriverParamInfo*)mInfo; }
 	//   This sets mInfo and calls initialization functions
diff --git a/indra/newview/lleventpoll.cpp b/indra/newview/lleventpoll.cpp
index 4f4d9a40b4..2c786b7f8b 100644
--- a/indra/newview/lleventpoll.cpp
+++ b/indra/newview/lleventpoll.cpp
@@ -86,7 +86,7 @@ namespace
 
 	class LLEventPollEventTimer : public LLEventTimer
 	{
-		typedef boost::intrusive_ptr<LLEventPollResponder> EventPollResponderPtr;
+		typedef LLPointer<LLEventPollResponder> EventPollResponderPtr;
 
 	public:
 		LLEventPollEventTimer(F32 period, EventPollResponderPtr responder)
diff --git a/indra/newview/llface.cpp b/indra/newview/llface.cpp
index 8d0664770b..582f06eeb0 100644..100755
--- a/indra/newview/llface.cpp
+++ b/indra/newview/llface.cpp
@@ -166,7 +166,8 @@ void LLFace::init(LLDrawable* drawablep, LLViewerObject* objp)
 
 	//special value to indicate uninitialized position
 	mIndicesIndex	= 0xFFFFFFFF;
-
+	
+	mIndexInTex = 0;
 	mTexture		= NULL;
 	mTEOffset		= -1;
 	mTextureIndex = 255;
diff --git a/indra/newview/llfloaterbuycontents.cpp b/indra/newview/llfloaterbuycontents.cpp
index 809d344d01..bca4b5e447 100644
--- a/indra/newview/llfloaterbuycontents.cpp
+++ b/indra/newview/llfloaterbuycontents.cpp
@@ -211,8 +211,8 @@ void LLFloaterBuyContents::inventoryChanged(LLViewerObject* obj,
 
 		BOOL item_is_multi = FALSE;
 		if ((inv_item->getFlags() & LLInventoryItemFlags::II_FLAGS_LANDMARK_VISITED
-		     || inv_item->getFlags() & LLInventoryItemFlags::II_FLAGS_OBJECT_HAS_MULTIPLE_ITEMS)
-		     && !(inv_item->getFlags() & LLInventoryItemFlags::II_FLAGS_WEARABLES_MASK))
+			|| inv_item->getFlags() & LLInventoryItemFlags::II_FLAGS_OBJECT_HAS_MULTIPLE_ITEMS)
+			&& !(inv_item->getFlags() & LLInventoryItemFlags::II_FLAGS_WEARABLES_MASK))
 		{
 			item_is_multi = TRUE;
 		}
diff --git a/indra/newview/llfloaterpathfindinglinksets.cpp b/indra/newview/llfloaterpathfindinglinksets.cpp
index 0fe0e151fb..1e46d7a402 100644
--- a/indra/newview/llfloaterpathfindinglinksets.cpp
+++ b/indra/newview/llfloaterpathfindinglinksets.cpp
@@ -98,7 +98,11 @@ LLFloaterPathfindingLinksets::LLFloaterPathfindingLinksets(const LLSD& pSeed)
 	mLabelSuggestedUseD(NULL),
 	mEditD(NULL),
 	mApplyEditsButton(NULL),
-	mBeaconColor()
+	mBeaconColor(),
+	mPreviousValueA(LLPathfindingLinkset::MAX_WALKABILITY_VALUE),
+	mPreviousValueB(LLPathfindingLinkset::MAX_WALKABILITY_VALUE),
+	mPreviousValueC(LLPathfindingLinkset::MAX_WALKABILITY_VALUE),
+	mPreviousValueD(LLPathfindingLinkset::MAX_WALKABILITY_VALUE)
 {
 }
 
@@ -168,7 +172,7 @@ BOOL LLFloaterPathfindingLinksets::postBuild()
 	mEditA = findChild<LLLineEditor>("edit_a_value");
 	llassert(mEditA != NULL);
 	mEditA->setPrevalidate(LLTextValidate::validateNonNegativeS32);
-	mEditA->setCommitCallback(boost::bind(&LLFloaterPathfindingLinksets::onWalkabilityCoefficientEntered, this, _1));
+	mEditA->setCommitCallback(boost::bind(&LLFloaterPathfindingLinksets::onWalkabilityCoefficientEntered, this, _1, mPreviousValueA));
 
 	mLabelEditB = findChild<LLTextBase>("edit_b_label");
 	llassert(mLabelEditB != NULL);
@@ -179,7 +183,7 @@ BOOL LLFloaterPathfindingLinksets::postBuild()
 	mEditB = findChild<LLLineEditor>("edit_b_value");
 	llassert(mEditB != NULL);
 	mEditB->setPrevalidate(LLTextValidate::validateNonNegativeS32);
-	mEditB->setCommitCallback(boost::bind(&LLFloaterPathfindingLinksets::onWalkabilityCoefficientEntered, this, _1));
+	mEditB->setCommitCallback(boost::bind(&LLFloaterPathfindingLinksets::onWalkabilityCoefficientEntered, this, _1, mPreviousValueB));
 
 	mLabelEditC = findChild<LLTextBase>("edit_c_label");
 	llassert(mLabelEditC != NULL);
@@ -190,7 +194,7 @@ BOOL LLFloaterPathfindingLinksets::postBuild()
 	mEditC = findChild<LLLineEditor>("edit_c_value");
 	llassert(mEditC != NULL);
 	mEditC->setPrevalidate(LLTextValidate::validateNonNegativeS32);
-	mEditC->setCommitCallback(boost::bind(&LLFloaterPathfindingLinksets::onWalkabilityCoefficientEntered, this, _1));
+	mEditC->setCommitCallback(boost::bind(&LLFloaterPathfindingLinksets::onWalkabilityCoefficientEntered, this, _1, mPreviousValueC));
 
 	mLabelEditD = findChild<LLTextBase>("edit_d_label");
 	llassert(mLabelEditD != NULL);
@@ -201,7 +205,7 @@ BOOL LLFloaterPathfindingLinksets::postBuild()
 	mEditD = findChild<LLLineEditor>("edit_d_value");
 	llassert(mEditD != NULL);
 	mEditD->setPrevalidate(LLTextValidate::validateNonNegativeS32);
-	mEditD->setCommitCallback(boost::bind(&LLFloaterPathfindingLinksets::onWalkabilityCoefficientEntered, this, _1));
+	mEditD->setCommitCallback(boost::bind(&LLFloaterPathfindingLinksets::onWalkabilityCoefficientEntered, this, _1, mPreviousValueD));
 
 	mApplyEditsButton = findChild<LLButton>("apply_edit_values");
 	llassert(mApplyEditsButton != NULL);
@@ -323,26 +327,38 @@ void LLFloaterPathfindingLinksets::onClearFiltersClicked()
 	rebuildObjectsScrollList();
 }
 
-void LLFloaterPathfindingLinksets::onWalkabilityCoefficientEntered(LLUICtrl *pUICtrl)
+void LLFloaterPathfindingLinksets::onWalkabilityCoefficientEntered(LLUICtrl *pUICtrl, LLSD &pPreviousValue)
 {
 	LLLineEditor *pLineEditor = static_cast<LLLineEditor *>(pUICtrl);
 	llassert(pLineEditor != NULL);
 
 	const std::string &valueString = pLineEditor->getText();
-	S32 value;
 
-	if (LLStringUtil::convertToS32(valueString, value))
+	S32 intValue;
+	LLSD value;
+	bool doResetValue = false;
+
+	if (valueString.empty())
 	{
-		if ((value < LLPathfindingLinkset::MIN_WALKABILITY_VALUE) || (value > LLPathfindingLinkset::MAX_WALKABILITY_VALUE))
-		{
-			value = llclamp(value, LLPathfindingLinkset::MIN_WALKABILITY_VALUE, LLPathfindingLinkset::MAX_WALKABILITY_VALUE);
-			pLineEditor->setValue(LLSD(value));
-		}
+		value = pPreviousValue;
+		doResetValue = true;
+	}
+	else if (LLStringUtil::convertToS32(valueString, intValue))
+	{
+		doResetValue = ((intValue < LLPathfindingLinkset::MIN_WALKABILITY_VALUE) || (intValue > LLPathfindingLinkset::MAX_WALKABILITY_VALUE));
+		value = LLSD(llclamp(intValue, LLPathfindingLinkset::MIN_WALKABILITY_VALUE, LLPathfindingLinkset::MAX_WALKABILITY_VALUE));
 	}
 	else
 	{
-		pLineEditor->setValue(LLSD(LLPathfindingLinkset::MAX_WALKABILITY_VALUE));
+		value = LLSD(LLPathfindingLinkset::MAX_WALKABILITY_VALUE);
+		doResetValue = true;
+	}
+
+	if (doResetValue)
+	{
+		pLineEditor->setValue(value);
 	}
+	pPreviousValue = value;
 }
 
 void LLFloaterPathfindingLinksets::onApplyChangesClicked()
@@ -376,10 +392,14 @@ void LLFloaterPathfindingLinksets::updateEditFieldValues()
 		const LLPathfindingLinkset *linkset = dynamic_cast<const LLPathfindingLinkset *>(firstSelectedObjectPtr.get());
 
 		setEditLinksetUse(linkset->getLinksetUse());
-		mEditA->setValue(LLSD(linkset->getWalkabilityCoefficientA()));
-		mEditB->setValue(LLSD(linkset->getWalkabilityCoefficientB()));
-		mEditC->setValue(LLSD(linkset->getWalkabilityCoefficientC()));
-		mEditD->setValue(LLSD(linkset->getWalkabilityCoefficientD()));
+		mPreviousValueA = LLSD(linkset->getWalkabilityCoefficientA());
+		mPreviousValueB = LLSD(linkset->getWalkabilityCoefficientB());
+		mPreviousValueC = LLSD(linkset->getWalkabilityCoefficientC());
+		mPreviousValueD = LLSD(linkset->getWalkabilityCoefficientD());
+		mEditA->setValue(mPreviousValueA);
+		mEditB->setValue(mPreviousValueB);
+		mEditC->setValue(mPreviousValueC);
+		mEditD->setValue(mPreviousValueD);
 	}
 }
 
diff --git a/indra/newview/llfloaterpathfindinglinksets.h b/indra/newview/llfloaterpathfindinglinksets.h
index 6538308122..7149da9215 100644
--- a/indra/newview/llfloaterpathfindinglinksets.h
+++ b/indra/newview/llfloaterpathfindinglinksets.h
@@ -74,7 +74,7 @@ private:
 
 	void onApplyAllFilters();
 	void onClearFiltersClicked();
-	void onWalkabilityCoefficientEntered(LLUICtrl *pUICtrl);
+	void onWalkabilityCoefficientEntered(LLUICtrl *pUICtrl, LLSD &pPreviousValue);
 	void onApplyChangesClicked();
 
 	void clearFilters();
@@ -132,6 +132,11 @@ private:
 	LLButton         *mApplyEditsButton;
 
 	LLColor4         mBeaconColor;
+
+	LLSD             mPreviousValueA;
+	LLSD             mPreviousValueB;
+	LLSD             mPreviousValueC;
+	LLSD             mPreviousValueD;
 };
 
 #endif // LL_LLFLOATERPATHFINDINGLINKSETS_H
diff --git a/indra/newview/llfloatertos.cpp b/indra/newview/llfloatertos.cpp
index c5df7e16e9..a242b224cd 100644
--- a/indra/newview/llfloatertos.cpp
+++ b/indra/newview/llfloatertos.cpp
@@ -71,9 +71,9 @@ class LLIamHere : public LLHTTPClient::Responder
 
 	public:
 
-		static boost::intrusive_ptr< LLIamHere > build( LLFloaterTOS* parent )
+		static LLIamHere* build( LLFloaterTOS* parent )
 		{
-			return boost::intrusive_ptr< LLIamHere >( new LLIamHere( parent ) );
+			return new LLIamHere( parent );
 		};
 		
 		virtual void  setParent( LLFloaterTOS* parentIn )
@@ -102,7 +102,7 @@ class LLIamHere : public LLHTTPClient::Responder
 
 // this is global and not a class member to keep crud out of the header file
 namespace {
-	boost::intrusive_ptr< LLIamHere > gResponsePtr = 0;
+	LLPointer< LLIamHere > gResponsePtr = 0;
 };
 
 BOOL LLFloaterTOS::postBuild()
diff --git a/indra/newview/llimconversation.cpp b/indra/newview/llimconversation.cpp
index 2ad7f9b193..bd2a2419a8 100644
--- a/indra/newview/llimconversation.cpp
+++ b/indra/newview/llimconversation.cpp
@@ -54,7 +54,6 @@ LLIMConversation::LLIMConversation(const LLSD& session_id)
   , mInputEditor(NULL)
   , mInputEditorTopPad(0)
   , mRefreshTimer(new LLTimer())
-  , mHasFocus(false)
 {
 	mSession = LLIMModel::getInstance()->findIMSession(mSessionID);
 
@@ -216,21 +215,11 @@ void LLIMConversation::onFocusReceived()
 	}
 
 	LLTransientDockableFloater::onFocusReceived();
-
-    mHadFocus = mHasFocus;
-    mHasFocus = true;
-
-	if (! mHadFocus)
-	{
-	    LLIMFloaterContainer* container = LLIMFloaterContainer::getInstance();
-	    container->setConvItemSelect(mSessionID);
-	}
 }
 
 void LLIMConversation::onFocusLost()
 {
 	setBackgroundOpaque(false);
-	mHasFocus = false;
 	LLTransientDockableFloater::onFocusLost();
 }
 
@@ -393,7 +382,7 @@ void LLIMConversation::updateHeaderAndToolbar()
 	// prevent start conversation before its container
     LLIMFloaterContainer::getInstance();
 
-	bool is_torn_off = !getHost();
+	bool is_torn_off = checkIfTornOff();
 	if (!is_torn_off)
 	{
 		hideAllStandardButtons();
@@ -505,16 +494,12 @@ void LLIMConversation::onSlide(LLIMConversation* self)
 /*virtual*/
 void LLIMConversation::onOpen(const LLSD& key)
 {
-	LLIMFloaterContainer* host_floater = dynamic_cast<LLIMFloaterContainer*>(getHost());
-    bool is_hosted = !!host_floater;
-	if (is_hosted)
+	if (!checkIfTornOff())
 	{
+		LLIMFloaterContainer* host_floater = dynamic_cast<LLIMFloaterContainer*>(getHost());
 		// Show the messages pane when opening a floater hosted in the Conversations
 		host_floater->collapseMessagesPane(false);
 	}
-
-	setTornOff(!is_hosted);
-	updateHeaderAndToolbar();
 }
 
 // virtual
@@ -546,3 +531,16 @@ bool LLIMConversation::isChatMultiTab()
 	// Restart is required in order to change chat window type.
 	return true;
 }
+
+bool LLIMConversation::checkIfTornOff()
+{
+	bool isTorn = !getHost();
+	
+	if (isTorn != isTornOff())
+	{
+		setTornOff(isTorn);
+		updateHeaderAndToolbar();
+	}
+
+	return isTorn;
+}
diff --git a/indra/newview/llimconversation.h b/indra/newview/llimconversation.h
index c54081d316..603e0d0197 100644
--- a/indra/newview/llimconversation.h
+++ b/indra/newview/llimconversation.h
@@ -138,10 +138,9 @@ private:
 	 */
 	void reshapeChatHistory();
 
-	LLTimer* mRefreshTimer; ///< Defines the rate at which refresh() is called.
+	bool checkIfTornOff();
 
-	bool mHadFocus;
-	bool mHasFocus;
+	LLTimer* mRefreshTimer; ///< Defines the rate at which refresh() is called.
 };
 
 
diff --git a/indra/newview/llimfloater.cpp b/indra/newview/llimfloater.cpp
index 467f48600a..e4032738a7 100644
--- a/indra/newview/llimfloater.cpp
+++ b/indra/newview/llimfloater.cpp
@@ -715,6 +715,19 @@ void LLIMFloater::setDocked(bool docked, bool pop_on_undock)
 	}
 }
 
+void LLIMFloater::setFocus(BOOL focusFlag)
+{
+    LLTransientDockableFloater::setFocus(focusFlag);
+
+    //Redirect focus to input editor
+    if (focusFlag)
+    {
+        updateMessages();
+        mInputEditor->setFocus(TRUE);
+    }
+    
+}
+
 void LLIMFloater::setVisible(BOOL visible)
 {
 	LLNotificationsUI::LLScreenChannel* channel = static_cast<LLNotificationsUI::LLScreenChannel*>
@@ -730,21 +743,6 @@ void LLIMFloater::setVisible(BOOL visible)
 		channel->redrawToasts();
 	}
 
-	BOOL is_minimized = visible && isChatMultiTab()
-		? LLIMFloaterContainer::getInstance()->isMinimized()
-		: !visible;
-
-	if (!is_minimized && mChatHistory && mInputEditor)
-	{
-		//only if floater was construced and initialized from xml
-		updateMessages();
-		//prevent stealing focus when opening a background IM tab (EXT-5387, checking focus for EXT-6781)
-		if (!isChatMultiTab() || hasFocus())
-		{
-			mInputEditor->setFocus(TRUE);
-		}
-	}
-
 	if(!visible)
 	{
 		LLIMChiclet* chiclet = LLChicletBar::getInstance()->getChicletPanel()->findChiclet<LLIMChiclet>(mSessionID);
@@ -757,7 +755,10 @@ void LLIMFloater::setVisible(BOOL visible)
 	if (visible && isInVisibleChain())
 	{
 		sIMFloaterShowedSignal(mSessionID);
+        
 	}
+
+    setFocus(visible);
 }
 
 BOOL LLIMFloater::getVisible()
diff --git a/indra/newview/llimfloater.h b/indra/newview/llimfloater.h
index 5ed1d1ab35..26daf00afd 100644
--- a/indra/newview/llimfloater.h
+++ b/indra/newview/llimfloater.h
@@ -65,6 +65,7 @@ public:
 
 	// LLView overrides
 	/*virtual*/ BOOL postBuild();
+    /*virtual*/ void setFocus(BOOL focusFlag);
 	/*virtual*/ void setVisible(BOOL visible);
 	/*virtual*/ BOOL getVisible();
 	// Check typing timeout timer.
diff --git a/indra/newview/llimfloatercontainer.cpp b/indra/newview/llimfloatercontainer.cpp
index 5f111b39d4..c9c7e94af9 100644
--- a/indra/newview/llimfloatercontainer.cpp
+++ b/indra/newview/llimfloatercontainer.cpp
@@ -44,6 +44,7 @@
 #include "llfloateravatarpicker.h"
 #include "llfloaterpreference.h"
 #include "llimview.h"
+#include "llnotificationsutil.h"
 #include "lltransientfloatermgr.h"
 #include "llviewercontrol.h"
 #include "llconversationview.h"
@@ -98,19 +99,23 @@ LLIMFloaterContainer::~LLIMFloaterContainer()
 void LLIMFloaterContainer::sessionAdded(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id)
 {
 	LLIMFloater::addToHost(session_id, true);
-	addConversationListItem(session_id);
+	addConversationListItem(session_id, true);
+}
+
+void LLIMFloaterContainer::sessionActivated(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id)
+{
+    setItemSelect(session_id);
 }
 
 void LLIMFloaterContainer::sessionVoiceOrIMStarted(const LLUUID& session_id)
 {
 	LLIMFloater::addToHost(session_id, true);
-	addConversationListItem(session_id);
+	addConversationListItem(session_id, true);
 }
 
 void LLIMFloaterContainer::sessionIDUpdated(const LLUUID& old_session_id, const LLUUID& new_session_id)
 {
-	removeConversationListItem(old_session_id);
-	addConversationListItem(new_session_id);
+	addConversationListItem(new_session_id, removeConversationListItem(old_session_id));
 }
 
 void LLIMFloaterContainer::sessionRemoved(const LLUUID& session_id)
@@ -142,6 +147,9 @@ BOOL LLIMFloaterContainer::postBuild()
 	
 	mConversationsListPanel = getChild<LLPanel>("conversations_list_panel");
 
+	// Open IM session with selected participant on double click event
+	mConversationsListPanel->setDoubleClickCallback(boost::bind(&LLIMFloaterContainer::doToSelected, this, LLSD("im")));
+
 	// Create the root model and view for all conversation sessions
 	LLConversationItem* base_item = new LLConversationItem(getRootViewModel());
 
@@ -823,59 +831,67 @@ void LLIMFloaterContainer::getParticipantUUIDs(uuid_vec_t& selected_uuids)
 
 void LLIMFloaterContainer::doToParticipants(const std::string& command, uuid_vec_t& selectedIDS)
 {
-    if(selectedIDS.size() > 0)
-{
-        const LLUUID userID = selectedIDS.front();
+	if(selectedIDS.size() > 0)
+	{
+		const LLUUID& userID = selectedIDS.front();
 
-    if ("view_profile" == command)
-    {
-        LLAvatarActions::showProfile(userID);
-    }
-    else if("im" == command)
-    {
-        LLAvatarActions::startIM(userID);
-    }
-    else if("offer_teleport" == command)
-    {
-        LLAvatarActions::offerTeleport(selectedIDS);
-    }
-    else if("voice_call" == command)
-    {
-        LLAvatarActions::startCall(userID);
-    }
-    else if("chat_history" == command)
-    {
-        LLAvatarActions::viewChatHistory(userID);
-    }
-    else if("add_friend" == command)
-    {
-        LLAvatarActions::requestFriendshipDialog(userID);
-    }
-    else if("remove_friend" == command)
-    {
-        LLAvatarActions::removeFriendDialog(userID);
-    }
-    else if("invite_to_group" == command)
-    {
-        LLAvatarActions::inviteToGroup(userID);
-    }
-    else if("map" == command)
-    {
-        LLAvatarActions::showOnMap(userID);
-    }
-    else if("share" == command)
-    {
-        LLAvatarActions::share(userID);
-    }
-    else if("pay" == command)
-    {
-        LLAvatarActions::pay(userID);
-    }
-    else if("block_unblock" == command)
-    {
-        LLAvatarActions::toggleBlock(userID);
-    }
-}
+		if ("view_profile" == command)
+		{
+			LLAvatarActions::showProfile(userID);
+		}
+		else if("im" == command)
+		{
+			LLAvatarActions::startIM(userID);
+		}
+		else if("offer_teleport" == command)
+		{
+			LLAvatarActions::offerTeleport(selectedIDS);
+		}
+		else if("voice_call" == command)
+		{
+			LLAvatarActions::startCall(userID);
+		}
+		else if("chat_history" == command)
+		{
+			LLAvatarActions::viewChatHistory(userID);
+		}
+		else if("add_friend" == command)
+		{
+			LLAvatarActions::requestFriendshipDialog(userID);
+		}
+		else if("remove_friend" == command)
+		{
+			LLAvatarActions::removeFriendDialog(userID);
+		}
+		else if("invite_to_group" == command)
+		{
+			LLAvatarActions::inviteToGroup(userID);
+		}
+		else if("map" == command)
+		{
+			LLAvatarActions::showOnMap(userID);
+		}
+		else if("share" == command)
+		{
+			LLAvatarActions::share(userID);
+		}
+		else if("pay" == command)
+		{
+			LLAvatarActions::pay(userID);
+		}
+		else if("block_unblock" == command)
+		{
+			LLAvatarActions::toggleBlock(userID);
+		}
+		else if("selected" == command || "mute_all" == command || "unmute_all" == command)
+		{
+			moderateVoice(command, userID);
+		}
+		else if ("toggle_allow_text_chat" == command)
+		{
+			toggleAllowTextChat(userID);
+		}
+	}
 }
 
 void LLIMFloaterContainer::doToSelectedConversation(const std::string& command, uuid_vec_t& selectedIDS)
@@ -956,10 +972,16 @@ void LLIMFloaterContainer::doToSelectedGroup(const LLSD& userdata)
 bool LLIMFloaterContainer::enableContextMenuItem(const LLSD& userdata)
 {
     std::string item = userdata.asString();
-    uuid_vec_t mUUIDs;
-    getParticipantUUIDs(mUUIDs);
+	uuid_vec_t uuids;
+	getParticipantUUIDs(uuids);
+
+    if(item == std::string("can_activate_group"))
+    {
+    	LLUUID selected_group_id = getCurSelectedViewModelItem()->getUUID();
+    	return gAgent.getGroupID() != selected_group_id;
+    }
 
-    if(mUUIDs.size() <= 0)
+	if(uuids.size() <= 0)
     {
         return false;
     }
@@ -969,7 +991,7 @@ bool LLIMFloaterContainer::enableContextMenuItem(const LLSD& userdata)
 
     if (item == std::string("can_block"))
     {
-        const LLUUID& id = mUUIDs.front();
+		const LLUUID& id = uuids.front();
         return LLAvatarActions::canBlock(id);
     }
     else if (item == std::string("can_add"))
@@ -979,7 +1001,7 @@ bool LLIMFloaterContainer::enableContextMenuItem(const LLSD& userdata)
         // - and there are no friends among selection yet.
 
         //EXT-7389 - disable for more than 1
-        if(mUUIDs.size() > 1)
+		if(uuids.size() > 1)
         {
             return false;
         }
@@ -987,8 +1009,8 @@ bool LLIMFloaterContainer::enableContextMenuItem(const LLSD& userdata)
         bool result = true;
 
         uuid_vec_t::const_iterator
-            id = mUUIDs.begin(),
-            uuids_end = mUUIDs.end();
+			id = uuids.begin(),
+			uuids_end = uuids.end();
 
         for (;id != uuids_end; ++id)
         {
@@ -1007,11 +1029,11 @@ bool LLIMFloaterContainer::enableContextMenuItem(const LLSD& userdata)
         // - there are selected people
         // - and there are only friends among selection.
 
-        bool result = (mUUIDs.size() > 0);
+        bool result = (uuids.size() > 0);
 
         uuid_vec_t::const_iterator
-            id = mUUIDs.begin(),
-            uuids_end = mUUIDs.end();
+			id = uuids.begin(),
+			uuids_end = uuids.end();
 
         for (;id != uuids_end; ++id)
         {
@@ -1030,15 +1052,20 @@ bool LLIMFloaterContainer::enableContextMenuItem(const LLSD& userdata)
     }
     else if (item == std::string("can_show_on_map"))
     {
-        const LLUUID& id = mUUIDs.front();
+		const LLUUID& id = uuids.front();
 
         return (LLAvatarTracker::instance().isBuddyOnline(id) && is_agent_mappable(id))
             || gAgent.isGodlike();
     }
     else if(item == std::string("can_offer_teleport"))
     {
-        return LLAvatarActions::canOfferTeleport(mUUIDs);
+		return LLAvatarActions::canOfferTeleport(uuids);
     }
+	else if("can_moderate_voice" == item || "can_allow_text_chat" == item || "can_mute" == item || "can_unmute" == item)
+	{
+		return enableModerateContextMenuItem(item);
+	}
+
     return false;
 }
 
@@ -1050,15 +1077,25 @@ bool LLIMFloaterContainer::checkContextMenuItem(const LLSD& userdata)
 
     if(mUUIDs.size() > 0 )
     {
-    if (item == std::string("is_blocked"))
-    {
-            return LLAvatarActions::isBlocked(mUUIDs.front());
-        }
+		if ("is_blocked" == item)
+		{
+			return LLAvatarActions::isBlocked(mUUIDs.front());
+		}
+		else if ("is_allowed_text_chat" == item)
+		{
+			const LLSpeaker * speakerp = getSpeakerOfSelectedParticipant(getSpeakerMgrForSelectedParticipant());
+
+			if (NULL != speakerp)
+			{
+				return !speakerp->mModeratorMutedText;
+			}
+		}
     }
 
     return false;
 }
 
+//Will select only the conversation item
 void LLIMFloaterContainer::setConvItemSelect(const LLUUID& session_id)
 {
 	LLFolderViewItem* widget = mConversationsWidgets[session_id];
@@ -1069,6 +1106,26 @@ void LLIMFloaterContainer::setConvItemSelect(const LLUUID& session_id)
 	}
 }
 
+//Will select the conversation/participant item
+void LLIMFloaterContainer::setItemSelect(const LLUUID& session_id)
+{
+
+    if(mConversationsRoot->getCurSelectedItem() && mConversationsRoot->getCurSelectedItem()->getParentFolder())
+    {
+        //Retreive the conversation id. When a participant is selected, then have to to get the converation id from the parent.
+        LLConversationItem* vmi = dynamic_cast<LLConversationItem*>(mConversationsRoot->getCurSelectedItem()->getParentFolder()->getViewModelItem());
+
+        //Will allow selection/highlighting of the conversation/participant
+        if(session_id != vmi->getUUID())
+        {
+            mSelectedSession = session_id;
+            LLFolderViewItem* widget = mConversationsWidgets[session_id];
+            (widget->getRoot())->setSelection(widget, FALSE, FALSE);
+        }
+    }
+}
+
+
 void LLIMFloaterContainer::setTimeNow(const LLUUID& session_id, const LLUUID& participant_id)
 {
 	conversations_items_map::iterator item_it = mConversationsItems.find(session_id);
@@ -1115,7 +1172,7 @@ void LLIMFloaterContainer::setNearbyDistances()
 	}
 }
 
-void LLIMFloaterContainer::addConversationListItem(const LLUUID& uuid)
+void LLIMFloaterContainer::addConversationListItem(const LLUUID& uuid, bool isWidgetSelected /*= false*/)
 {
 	bool is_nearby_chat = uuid.isNull();
 	
@@ -1170,7 +1227,10 @@ void LLIMFloaterContainer::addConversationListItem(const LLUUID& uuid)
 		current_participant_model++;
 	}
 
-	setConvItemSelect(uuid);
+	if (isWidgetSelected)
+	{
+		setConvItemSelect(uuid);
+	}
 	
 	// set the widget to minimized mode if conversations pane is collapsed
 	widget->toggleMinimizedMode(mConversationsPane->isCollapsed());
@@ -1178,17 +1238,19 @@ void LLIMFloaterContainer::addConversationListItem(const LLUUID& uuid)
 	return;
 }
 
-void LLIMFloaterContainer::removeConversationListItem(const LLUUID& uuid, bool change_focus)
+bool LLIMFloaterContainer::removeConversationListItem(const LLUUID& uuid, bool change_focus)
 {
 	// Delete the widget and the associated conversation item
 	// Note : since the mConversationsItems is also the listener to the widget, deleting 
 	// the widget will also delete its listener
+	bool isWidgetSelected = false;
 	conversations_widgets_map::iterator widget_it = mConversationsWidgets.find(uuid);
 	if (widget_it != mConversationsWidgets.end())
 	{
 		LLFolderViewItem* widget = widget_it->second;
 		if (widget)
 		{
+			isWidgetSelected = widget->isSelected();
 			widget->destroyView();
 		}
 	}
@@ -1204,10 +1266,12 @@ void LLIMFloaterContainer::removeConversationListItem(const LLUUID& uuid, bool c
 		conversations_widgets_map::iterator widget_it = mConversationsWidgets.begin();
 		if (widget_it != mConversationsWidgets.end())
 		{
+            mSelectedSession = widget_it->first;
 			LLFolderViewItem* widget = widget_it->second;
 			widget->selectItem();
 		}
 	}
+	return isWidgetSelected;
 }
 
 LLConversationViewSession* LLIMFloaterContainer::createConversationItemWidget(LLConversationItem* item)
@@ -1243,4 +1307,189 @@ LLConversationViewParticipant* LLIMFloaterContainer::createConversationViewParti
 	return LLUICtrlFactory::create<LLConversationViewParticipant>(params);
 }
 
+bool LLIMFloaterContainer::enableModerateContextMenuItem(const std::string& userdata)
+{
+	// only group moderators can perform actions related to this "enable callback"
+	if (!isGroupModerator())
+	{
+		return false;
+	}
+
+	LLSpeaker * speakerp = getSpeakerOfSelectedParticipant(getSpeakerMgrForSelectedParticipant());
+	if (NULL == speakerp)
+	{
+		return false;
+	}
+
+	bool voice_channel = speakerp->isInVoiceChannel();
+
+	if ("can_moderate_voice" == userdata)
+	{
+		return voice_channel;
+	}
+	else if ("can_mute" == userdata)
+	{
+		return voice_channel && !isMuted(getCurSelectedViewModelItem()->getUUID());
+	}
+	else if ("can_unmute" == userdata)
+	{
+		return voice_channel && isMuted(getCurSelectedViewModelItem()->getUUID());
+	}
+
+	// The last invoke is used to check whether the "can_allow_text_chat" will enabled
+	return LLVoiceClient::getInstance()->isParticipantAvatar(getCurSelectedViewModelItem()->getUUID());
+}
+
+bool LLIMFloaterContainer::isGroupModerator()
+{
+	LLSpeakerMgr * speaker_manager = getSpeakerMgrForSelectedParticipant();
+	if (NULL == speaker_manager)
+	{
+		llwarns << "Speaker manager is missing" << llendl;
+		return false;
+	}
+
+	// Is session a group call/chat?
+	if(gAgent.isInGroup(speaker_manager->getSessionID()))
+	{
+		LLSpeaker * speaker = speaker_manager->findSpeaker(gAgentID).get();
+
+		// Is agent a moderator?
+		return speaker && speaker->mIsModerator;
+	}
+
+	return false;
+}
+
+void LLIMFloaterContainer::moderateVoice(const std::string& command, const LLUUID& userID)
+{
+	if (!gAgent.getRegion()) return;
+
+	if (command.compare("selected"))
+	{
+		moderateVoiceAllParticipants(command.compare("mute_all"));
+	}
+	else
+	{
+		moderateVoiceParticipant(userID, isMuted(userID));
+	}
+}
+
+bool LLIMFloaterContainer::isMuted(const LLUUID& avatar_id)
+{
+	const LLSpeaker * speakerp = getSpeakerOfSelectedParticipant(getSpeakerMgrForSelectedParticipant());
+	return NULL == speakerp ? true : speakerp->mStatus == LLSpeaker::STATUS_MUTED;
+}
+
+void LLIMFloaterContainer::moderateVoiceAllParticipants(bool unmute)
+{
+	LLIMSpeakerMgr * speaker_managerp = dynamic_cast<LLIMSpeakerMgr*>(getSpeakerMgrForSelectedParticipant());
+
+	if (NULL != speaker_managerp)
+	{
+		if (!unmute)
+		{
+			LLSD payload;
+			payload["session_id"] = speaker_managerp->getSessionID();
+			LLNotificationsUtil::add("ConfirmMuteAll", LLSD(), payload, confirmMuteAllCallback);
+			return;
+		}
+
+		speaker_managerp->moderateVoiceAllParticipants(unmute);
+	}
+}
+
+// static
+void LLIMFloaterContainer::confirmMuteAllCallback(const LLSD& notification, const LLSD& response)
+{
+	S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
+	// if Cancel pressed
+	if (option == 1)
+	{
+		return;
+	}
+
+	const LLSD& payload = notification["payload"];
+	const LLUUID& session_id = payload["session_id"];
+
+	LLIMSpeakerMgr * speaker_manager = dynamic_cast<LLIMSpeakerMgr*> (
+		LLIMModel::getInstance()->getSpeakerManager(session_id));
+	if (speaker_manager)
+	{
+		speaker_manager->moderateVoiceAllParticipants(false);
+	}
+
+	return;
+}
+
+void LLIMFloaterContainer::moderateVoiceParticipant(const LLUUID& avatar_id, bool unmute)
+{
+	LLIMSpeakerMgr * speaker_managerp = dynamic_cast<LLIMSpeakerMgr *>(getSpeakerMgrForSelectedParticipant());
+
+	if (NULL != speaker_managerp)
+	{
+		speaker_managerp->moderateVoiceParticipant(avatar_id, unmute);
+	}
+}
+
+LLSpeakerMgr * LLIMFloaterContainer::getSpeakerMgrForSelectedParticipant()
+{
+	LLFolderViewItem * selected_folder_itemp = mConversationsRoot->getCurSelectedItem();
+	if (NULL == selected_folder_itemp)
+	{
+		llwarns << "Current selected item is null" << llendl;
+		return NULL;
+	}
+
+	LLFolderViewFolder * conversation_itemp = selected_folder_itemp->getParentFolder();
+
+	conversations_widgets_map::const_iterator iter = mConversationsWidgets.begin();
+	conversations_widgets_map::const_iterator end = mConversationsWidgets.end();
+	const LLUUID * conversation_uuidp = NULL;
+	while(iter != end)
+	{
+		if (iter->second == conversation_itemp)
+		{
+			conversation_uuidp = &iter->first;
+			break;
+		}
+		++iter;
+	}
+	if (NULL == conversation_uuidp)
+	{
+		llwarns << "Cannot find conversation item widget" << llendl;
+		return NULL;
+	}
+
+	return conversation_uuidp->isNull() ? (LLSpeakerMgr *)LLLocalSpeakerMgr::getInstance()
+		: LLIMModel::getInstance()->getSpeakerManager(*conversation_uuidp);
+}
+
+LLSpeaker * LLIMFloaterContainer::getSpeakerOfSelectedParticipant(LLSpeakerMgr * speaker_managerp)
+{
+	if (NULL == speaker_managerp)
+	{
+		llwarns << "Speaker manager is missing" << llendl;
+		return NULL;
+	}
+
+	const LLConversationItem * participant_itemp = getCurSelectedViewModelItem();
+	if (NULL == participant_itemp)
+	{
+		llwarns << "Cannot evaluate current selected view model item" << llendl;
+		return NULL;
+	}
+
+	return speaker_managerp->findSpeaker(participant_itemp->getUUID());
+}
+
+void LLIMFloaterContainer::toggleAllowTextChat(const LLUUID& participant_uuid)
+{
+	LLIMSpeakerMgr * speaker_managerp = dynamic_cast<LLIMSpeakerMgr*>(getSpeakerMgrForSelectedParticipant());
+	if (NULL != speaker_managerp)
+	{
+		speaker_managerp->toggleAllowTextChat(participant_uuid);
+	}
+}
+
 // EOF
diff --git a/indra/newview/llimfloatercontainer.h b/indra/newview/llimfloatercontainer.h
index ceb054dfa3..ba2d085858 100644
--- a/indra/newview/llimfloatercontainer.h
+++ b/indra/newview/llimfloatercontainer.h
@@ -45,6 +45,8 @@ class LLLayoutPanel;
 class LLLayoutStack;
 class LLTabContainer;
 class LLIMFloaterContainer;
+class LLSpeaker;
+class LLSpeakerMgr;
 
 class LLIMFloaterContainer
 	: public LLMultiFloater
@@ -64,6 +66,7 @@ public:
 								BOOL select_added_floater, 
 								LLTabContainer::eInsertionPoint insertion_point = LLTabContainer::END);
     void setConvItemSelect(const LLUUID& session_id);
+    void setItemSelect(const LLUUID& session_id);
 	/*virtual*/ void tabClose();
 
 	static LLFloater* getCurrentVoiceFloater();
@@ -81,11 +84,14 @@ public:
 
 	// LLIMSessionObserver observe triggers
 	/*virtual*/ void sessionAdded(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id);
+    /*virtual*/ void sessionActivated(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id);
 	/*virtual*/ void sessionVoiceOrIMStarted(const LLUUID& session_id);
 	/*virtual*/ void sessionRemoved(const LLUUID& session_id);
 	/*virtual*/ void sessionIDUpdated(const LLUUID& old_session_id, const LLUUID& new_session_id);
 
 	LLConversationViewModel& getRootViewModel() { return mConversationViewModel; }
+    LLUUID getSelectedSession() { return mSelectedSession; }
+    void setSelectedSession(LLUUID sessionID) { mSelectedSession = sessionID; }
 
 private:
 	typedef std::map<LLUUID,LLFloater*> avatarID_panel_map_t;
@@ -122,6 +128,17 @@ private:
     bool checkContextMenuItem(const LLSD& userdata);
     bool enableContextMenuItem(const LLSD& userdata);
 
+	static void confirmMuteAllCallback(const LLSD& notification, const LLSD& response);
+	bool enableModerateContextMenuItem(const std::string& userdata);
+	LLSpeaker * getSpeakerOfSelectedParticipant(LLSpeakerMgr * speaker_managerp);
+	LLSpeakerMgr * getSpeakerMgrForSelectedParticipant();
+	bool isGroupModerator();
+	bool isMuted(const LLUUID& avatar_id);
+	void moderateVoice(const std::string& command, const LLUUID& userID);
+	void moderateVoiceAllParticipants(bool unmute);
+	void moderateVoiceParticipant(const LLUUID& avatar_id, bool unmute);
+	void toggleAllowTextChat(const LLUUID& participant_uuid);
+
 	LLButton* mExpandCollapseBtn;
 	LLLayoutPanel* mMessagesPane;
 	LLLayoutPanel* mConversationsPane;
@@ -133,8 +150,8 @@ private:
 
 	// Conversation list implementation
 public:
-	void removeConversationListItem(const LLUUID& uuid, bool change_focus = true);
-	void addConversationListItem(const LLUUID& uuid);
+	bool removeConversationListItem(const LLUUID& uuid, bool change_focus = true);
+	void addConversationListItem(const LLUUID& uuid, bool isWidgetSelected = false);
 	void setTimeNow(const LLUUID& session_id, const LLUUID& participant_id);
 	void setNearbyDistances();
 
diff --git a/indra/newview/llimview.cpp b/indra/newview/llimview.cpp
index b45903835a..115da54ec8 100644
--- a/indra/newview/llimview.cpp
+++ b/indra/newview/llimview.cpp
@@ -647,8 +647,6 @@ void LLIMModel::processSessionInitializedReply(const LLUUID& old_session_id, con
 		{
 			mId2SessionMap.erase(old_session_id);
 			mId2SessionMap[new_session_id] = session;
-
-			gIMMgr->notifyObserverSessionIDUpdated(old_session_id, new_session_id);
 		}
 
 		LLIMFloater* im_floater = LLIMFloater::findInstance(old_session_id);
@@ -657,6 +655,11 @@ void LLIMModel::processSessionInitializedReply(const LLUUID& old_session_id, con
 			im_floater->sessionInitReplyReceived(new_session_id);
 		}
 
+		if (old_session_id != new_session_id)
+		{
+			gIMMgr->notifyObserverSessionIDUpdated(old_session_id, new_session_id);
+		}
+
 		// auto-start the call on session initialization?
 		if (session->mStartCallOnInitialize)
 		{
@@ -2650,10 +2653,17 @@ LLUUID LLIMMgr::addSession(
 		}
 	}
 
+    //Notify observers that a session was added
 	if (new_session)
 	{
 		LLIMModel::getInstance()->newSession(session_id, name, dialog, other_participant_id, ids, voice);
 	}
+    //Notifies observers that the session was already added
+    else
+    {
+        std::string session_name = LLIMModel::getInstance()->getName(session_id);
+        LLIMMgr::getInstance()->notifyObserverSessionActivated(session_id, session_name, other_participant_id);
+    }
 
 	//we don't need to show notes about online/offline, mute/unmute users' statuses for existing sessions
 	if (!new_session) return session_id;
@@ -2956,6 +2966,14 @@ void LLIMMgr::notifyObserverSessionAdded(const LLUUID& session_id, const std::st
 	}
 }
 
+void LLIMMgr::notifyObserverSessionActivated(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id)
+{
+    for (session_observers_list_t::iterator it = mSessionObservers.begin(); it != mSessionObservers.end(); it++)
+    {
+        (*it)->sessionActivated(session_id, name, other_participant_id);
+    }
+}
+
 void LLIMMgr::notifyObserverSessionVoiceOrIMStarted(const LLUUID& session_id)
 {
 	for (session_observers_list_t::iterator it = mSessionObservers.begin(); it != mSessionObservers.end(); it++)
diff --git a/indra/newview/llimview.h b/indra/newview/llimview.h
index 82cfa394a6..00b67f520c 100644
--- a/indra/newview/llimview.h
+++ b/indra/newview/llimview.h
@@ -303,6 +303,7 @@ class LLIMSessionObserver
 public:
 	virtual ~LLIMSessionObserver() {}
 	virtual void sessionAdded(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id) = 0;
+    virtual void sessionActivated(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id) = 0;
 	virtual void sessionVoiceOrIMStarted(const LLUUID& session_id) = 0;
 	virtual void sessionRemoved(const LLUUID& session_id) = 0;
 	virtual void sessionIDUpdated(const LLUUID& old_session_id, const LLUUID& new_session_id) = 0;
@@ -469,6 +470,8 @@ private:
 	static void onInviteNameLookup(LLSD payload, const LLUUID& id, const std::string& name, bool is_group);
 
 	void notifyObserverSessionAdded(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id);
+    //Triggers when a session has already been added
+    void notifyObserverSessionActivated(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id);
 	void notifyObserverSessionVoiceOrIMStarted(const LLUUID& session_id);
 	void notifyObserverSessionRemoved(const LLUUID& session_id);
 	void notifyObserverSessionIDUpdated(const LLUUID& old_session_id, const LLUUID& new_session_id);
diff --git a/indra/newview/llinventorybridge.cpp b/indra/newview/llinventorybridge.cpp
index 139713b96e..28c2edbe84 100644
--- a/indra/newview/llinventorybridge.cpp
+++ b/indra/newview/llinventorybridge.cpp
@@ -577,7 +577,7 @@ void hide_context_entries(LLMenuGL& menu,
 
 		// descend into split menus:
 		LLMenuItemBranchGL* branchp = dynamic_cast<LLMenuItemBranchGL*>(menu_item);
-		if ((name == "More") && branchp)
+		if (NULL != branchp)
 		{
 			hide_context_entries(*branchp->getBranch(), entries_to_show, disabled_entries);
 		}
diff --git a/indra/newview/llnearbychat.cpp b/indra/newview/llnearbychat.cpp
index b96b486868..a89ae4a2dc 100644
--- a/indra/newview/llnearbychat.cpp
+++ b/indra/newview/llnearbychat.cpp
@@ -271,14 +271,27 @@ void LLNearbyChat::removeScreenChat()
 	}
 }
 
-void	LLNearbyChat::setVisible(BOOL visible)
+void LLNearbyChat::setFocus(BOOL focusFlag)
 {
-	if(visible)
-	{
-		removeScreenChat();
-	}
+    LLTransientDockableFloater::setFocus(focusFlag);
+    
+    //Redirect focus to input editor
+    if (focusFlag)
+    {
+        mInputEditor->setFocus(TRUE);
+    }
+    
+}
 
+void	LLNearbyChat::setVisible(BOOL visible)
+{
 	LLIMConversation::setVisible(visible);
+
+    if(visible)
+    {
+        removeScreenChat();
+    }
+    setFocus(visible);
 }
 
 
diff --git a/indra/newview/llnearbychat.h b/indra/newview/llnearbychat.h
index 93168ba96a..7ada4daea8 100644
--- a/indra/newview/llnearbychat.h
+++ b/indra/newview/llnearbychat.h
@@ -52,7 +52,7 @@ public:
 
 	/*virtual*/ BOOL postBuild();
 	/*virtual*/ void onOpen(const LLSD& key);
-
+    /*virtual*/ void setFocus(BOOL focusFlag);
 	/*virtual*/ void	setVisible(BOOL visible);
 
 	void loadHistory();
diff --git a/indra/newview/llpanelmarketplaceinbox.cpp b/indra/newview/llpanelmarketplaceinbox.cpp
index 4a63585ed5..dcecce6fe4 100644
--- a/indra/newview/llpanelmarketplaceinbox.cpp
+++ b/indra/newview/llpanelmarketplaceinbox.cpp
@@ -115,8 +115,8 @@ void LLPanelMarketplaceInbox::onFocusReceived()
 	if (sidepanel_inventory)
 	{
 		sidepanel_inventory->clearSelections(true, false);
-	}
-
+		}
+	
 	gSavedPerAccountSettings.setU32("LastInventoryInboxActivity", time_corrected());
 }
 
@@ -167,8 +167,8 @@ U32 LLPanelMarketplaceInbox::getFreshItemCount() const
 				if (inbox_item_view && inbox_item_view->isFresh())
 				{
 					fresh_item_count++;
-				}
-			}
+		}
+	}
 		}
 	}
 
diff --git a/indra/newview/llparticipantlist.cpp b/indra/newview/llparticipantlist.cpp
index 90226e7fba..b263143bd1 100644
--- a/indra/newview/llparticipantlist.cpp
+++ b/indra/newview/llparticipantlist.cpp
@@ -213,7 +213,6 @@ LLParticipantList::LLParticipantList(LLSpeakerMgr* data_source,
 	LLConversationItemSession(data_source->getSessionID(), root_view_model),
 	mSpeakerMgr(data_source),
 	mAvatarList(avatar_list),
-	mParticipantListMenu(NULL),
 	mExcludeAgent(exclude_agent),
 	mValidateSpeakerCallback(NULL)
 {
@@ -248,8 +247,6 @@ LLParticipantList::LLParticipantList(LLSpeakerMgr* data_source,
 
 		if (use_context_menu)
 		{
-			//mParticipantListMenu = new LLParticipantListMenu(*this);
-			//mAvatarList->setContextMenu(mParticipantListMenu);
 			mAvatarList->setContextMenu(&LLPanelPeopleMenus::gNearbyMenu);
 		}
 		else
@@ -316,20 +313,6 @@ LLParticipantList::~LLParticipantList()
 		mAvatarListToggleIconsConnection.disconnect();
 	}
 
-	// It is possible Participant List will be re-created from LLCallFloater::onCurrentChannelChanged()
-	// See ticket EXT-3427
-	// hide menu before deleting it to stop enable and check handlers from triggering.
-	if(mParticipantListMenu && !LLApp::isExiting())
-	{
-		mParticipantListMenu->hide();
-	}
-
-	if (mParticipantListMenu)
-	{
-		delete mParticipantListMenu;
-		mParticipantListMenu = NULL;
-	}
-
 	if (mAvatarList)
 	{
 		mAvatarList->setContextMenu(NULL);
@@ -786,350 +769,6 @@ bool LLParticipantList::SpeakerMuteListener::handleEvent(LLPointer<LLOldEvents::
 	return mParent.onSpeakerMuteEvent(event, userdata);
 }
 
-/*LLContextMenu* LLParticipantList::LLParticipantListMenu::createMenu()
-{
-	// set up the callbacks for all of the avatar menu items
-	LLUICtrl::CommitCallbackRegistry::ScopedRegistrar registrar;
-	LLUICtrl::EnableCallbackRegistry::ScopedRegistrar enable_registrar;
-	
-	registrar.add("ParticipantList.Sort", boost::bind(&LLParticipantList::LLParticipantListMenu::sortParticipantList, this, _2));
-	registrar.add("ParticipantList.ToggleAllowTextChat", boost::bind(&LLParticipantList::LLParticipantListMenu::toggleAllowTextChat, this, _2));
-	registrar.add("ParticipantList.ToggleMuteText", boost::bind(&LLParticipantList::LLParticipantListMenu::toggleMuteText, this, _2));
-
-	registrar.add("Avatar.Profile",	boost::bind(&LLAvatarActions::showProfile, mUUIDs.front()));
-	registrar.add("Avatar.IM", boost::bind(&LLAvatarActions::startIM, mUUIDs.front()));
-	registrar.add("Avatar.AddFriend", boost::bind(&LLAvatarActions::requestFriendshipDialog, mUUIDs.front()));
-	registrar.add("Avatar.BlockUnblock", boost::bind(&LLParticipantList::LLParticipantListMenu::toggleMuteVoice, this, _2));
-	registrar.add("Avatar.Share", boost::bind(&LLAvatarActions::share, mUUIDs.front()));
-	registrar.add("Avatar.Pay",	boost::bind(&LLAvatarActions::pay, mUUIDs.front()));
-	registrar.add("Avatar.Call", boost::bind(&LLAvatarActions::startCall, mUUIDs.front()));
-
-	registrar.add("ParticipantList.ModerateVoice", boost::bind(&LLParticipantList::LLParticipantListMenu::moderateVoice, this, _2));
-
-	enable_registrar.add("ParticipantList.EnableItem", boost::bind(&LLParticipantList::LLParticipantListMenu::enableContextMenuItem,	this, _2));
-	enable_registrar.add("ParticipantList.EnableItem.Moderate", boost::bind(&LLParticipantList::LLParticipantListMenu::enableModerateContextMenuItem,	this, _2));
-	enable_registrar.add("ParticipantList.CheckItem",  boost::bind(&LLParticipantList::LLParticipantListMenu::checkContextMenuItem,	this, _2));
-
-	// create the context menu from the XUI
-	LLContextMenu* main_menu = createFromFile("menu_participant_list.xml");
-
-	// Don't show sort options for P2P chat
-	bool is_sort_visible = (mParent.mAvatarList && mParent.mAvatarList->size() > 1);
-	main_menu->setItemVisible("SortByName", is_sort_visible);
-	main_menu->setItemVisible("SortByRecentSpeakers", is_sort_visible);
-	main_menu->setItemVisible("Moderator Options Separator", isGroupModerator());
-	main_menu->setItemVisible("Moderator Options", isGroupModerator());
-	main_menu->setItemVisible("View Icons Separator", mParent.mAvatarListToggleIconsConnection.connected());
-	main_menu->setItemVisible("View Icons", mParent.mAvatarListToggleIconsConnection.connected());
-	main_menu->arrangeAndClear();
-
-	return main_menu;
-}*/
-
-void LLParticipantList::LLParticipantListMenu::show(LLView* spawning_view, const uuid_vec_t& uuids, S32 x, S32 y)
-{
-	if (uuids.size() == 0) return;
-
-	LLListContextMenu::show(spawning_view, uuids, x, y);
-
-	const LLUUID& speaker_id = mUUIDs.front();
-	BOOL is_muted = isMuted(speaker_id);
-
-	if (is_muted)
-	{
-		LLMenuGL::sMenuContainer->getChildView("ModerateVoiceMuteSelected")->setVisible( false);
-	}
-	else
-	{
-		LLMenuGL::sMenuContainer->getChildView("ModerateVoiceUnMuteSelected")->setVisible( false);
-	}
-}
-
-void LLParticipantList::LLParticipantListMenu::sortParticipantList(const LLSD& userdata)
-{
-	std::string param = userdata.asString();
-	if ("sort_by_name" == param)
-	{
-		mParent.setSortOrder(E_SORT_BY_NAME);
-	}
-	else if ("sort_by_recent_speakers" == param)
-	{
-		mParent.setSortOrder(E_SORT_BY_RECENT_SPEAKERS);
-	}
-}
-
-void LLParticipantList::LLParticipantListMenu::toggleAllowTextChat(const LLSD& userdata)
-{
-
-	LLIMSpeakerMgr* mgr = dynamic_cast<LLIMSpeakerMgr*>(mParent.mSpeakerMgr);
-	if (mgr)
-	{
-		const LLUUID speaker_id = mUUIDs.front();
-		mgr->toggleAllowTextChat(speaker_id);
-	}
-}
-
-void LLParticipantList::LLParticipantListMenu::toggleMute(const LLSD& userdata, U32 flags)
-{
-	const LLUUID speaker_id = mUUIDs.front();
-	BOOL is_muted = LLMuteList::getInstance()->isMuted(speaker_id, flags);
-	std::string name;
-
-	//fill in name using voice client's copy of name cache
-	LLPointer<LLSpeaker> speakerp = mParent.mSpeakerMgr->findSpeaker(speaker_id);
-	if (speakerp.isNull())
-	{
-		LL_WARNS("Speakers") << "Speaker " << speaker_id << " not found" << llendl;
-		return;
-	}
-	LLAvatarListItem* item = (mParent.mAvatarList ? dynamic_cast<LLAvatarListItem*>(mParent.mAvatarList->getItemByValue(speaker_id)) : NULL);
-	if (NULL == item) return;
-
-	name = item->getAvatarName();
-
-	LLMute::EType mute_type;
-	switch (speakerp->mType)
-	{
-		case LLSpeaker::SPEAKER_AGENT:
-			mute_type = LLMute::AGENT;
-			break;
-		case LLSpeaker::SPEAKER_OBJECT:
-			mute_type = LLMute::OBJECT;
-			break;
-		case LLSpeaker::SPEAKER_EXTERNAL:
-		default:
-			mute_type = LLMute::EXTERNAL;
-			break;
-	}
-	LLMute mute(speaker_id, name, mute_type);
-
-	if (!is_muted)
-	{
-		LLMuteList::getInstance()->add(mute, flags);
-	}
-	else
-	{
-		LLMuteList::getInstance()->remove(mute, flags);
-	}
-}
-
-void LLParticipantList::LLParticipantListMenu::toggleMuteText(const LLSD& userdata)
-{
-	toggleMute(userdata, LLMute::flagTextChat);
-}
-
-void LLParticipantList::LLParticipantListMenu::toggleMuteVoice(const LLSD& userdata)
-{
-	toggleMute(userdata, LLMute::flagVoiceChat);
-}
-
-bool LLParticipantList::LLParticipantListMenu::isGroupModerator()
-{
-	if (!mParent.mSpeakerMgr)
-	{
-		llwarns << "Speaker manager is missing" << llendl;
-		return false;
-	}
-
-	// Is session a group call/chat?
-	if(gAgent.isInGroup(mParent.mSpeakerMgr->getSessionID()))
-	{
-		LLSpeaker* speaker = mParent.mSpeakerMgr->findSpeaker(gAgentID).get();
-
-		// Is agent a moderator?
-		return speaker && speaker->mIsModerator;
-	}
-	return false;
-}
-
-bool LLParticipantList::LLParticipantListMenu::isMuted(const LLUUID& avatar_id)
-{
-	LLPointer<LLSpeaker> selected_speakerp = mParent.mSpeakerMgr->findSpeaker(avatar_id);
-	if (!selected_speakerp) return true;
-
-	return selected_speakerp->mStatus == LLSpeaker::STATUS_MUTED;
-}
-
-void LLParticipantList::LLParticipantListMenu::moderateVoice(const LLSD& userdata)
-{
-	if (!gAgent.getRegion()) return;
-
-	bool moderate_selected = userdata.asString() == "selected";
-
-	if (moderate_selected)
-	{
-		const LLUUID& selected_avatar_id = mUUIDs.front();
-		bool is_muted = isMuted(selected_avatar_id);
-		moderateVoiceParticipant(selected_avatar_id, is_muted);
-	}
-	else
-	{
-		bool unmute_all = userdata.asString() == "unmute_all";
-		moderateVoiceAllParticipants(unmute_all);
-	}
-}
-
-void LLParticipantList::LLParticipantListMenu::moderateVoiceParticipant(const LLUUID& avatar_id, bool unmute)
-{
-	LLIMSpeakerMgr* mgr = dynamic_cast<LLIMSpeakerMgr*>(mParent.mSpeakerMgr);
-	if (mgr)
-	{
-		mgr->moderateVoiceParticipant(avatar_id, unmute);
-	}
-}
-
-void LLParticipantList::LLParticipantListMenu::moderateVoiceAllParticipants(bool unmute)
-{
-	LLIMSpeakerMgr* mgr = dynamic_cast<LLIMSpeakerMgr*>(mParent.mSpeakerMgr);
-	if (mgr)
-	{
-		if (!unmute)
-		{
-			LLSD payload;
-			payload["session_id"] = mgr->getSessionID();
-			LLNotificationsUtil::add("ConfirmMuteAll", LLSD(), payload, confirmMuteAllCallback);
-			return;
-		}
-
-		mgr->moderateVoiceAllParticipants(unmute);
-	}
-}
-
-// static
-void LLParticipantList::LLParticipantListMenu::confirmMuteAllCallback(const LLSD& notification, const LLSD& response)
-{
-	S32 option = LLNotificationsUtil::getSelectedOption(notification, response);
-	// if Cancel pressed
-	if (option == 1)
-	{
-		return;
-	}
-
-	const LLSD& payload = notification["payload"];
-	const LLUUID& session_id = payload["session_id"];
-
-	LLIMSpeakerMgr * speaker_manager = dynamic_cast<LLIMSpeakerMgr*> (
-		LLIMModel::getInstance()->getSpeakerManager(session_id));
-	if (speaker_manager)
-	{
-		speaker_manager->moderateVoiceAllParticipants(false);
-	}
-
-	return;
-}
-
-
-bool LLParticipantList::LLParticipantListMenu::enableContextMenuItem(const LLSD& userdata)
-{
-	std::string item = userdata.asString();
-	const LLUUID& participant_id = mUUIDs.front();
-
-	// For now non of "can_view_profile" action and menu actions listed below except "can_block"
-	// can be performed for Avaline callers.
-	bool is_participant_avatar = LLVoiceClient::getInstance()->isParticipantAvatar(participant_id);
-	if (!is_participant_avatar && "can_block" != item) return false;
-
-	if (item == "can_mute_text" || "can_block" == item || "can_share" == item || "can_im" == item 
-		|| "can_pay" == item)
-	{
-		return mUUIDs.front() != gAgentID;
-	}
-	else if (item == std::string("can_add"))
-	{
-		// We can add friends if:
-		// - there are selected people
-		// - and there are no friends among selection yet.
-
-		bool result = (mUUIDs.size() > 0);
-
-		uuid_vec_t::const_iterator
-			id = mUUIDs.begin(),
-			uuids_end = mUUIDs.end();
-
-		for (;id != uuids_end; ++id)
-		{
-			if ( *id == gAgentID || LLAvatarActions::isFriend(*id) )
-			{
-				result = false;
-				break;
-			}
-		}
-		return result;
-	}
-	else if (item == "can_call")
-	{
-		bool not_agent = mUUIDs.front() != gAgentID;
-		bool can_call = not_agent &&  LLVoiceClient::getInstance()->voiceEnabled() && LLVoiceClient::getInstance()->isVoiceWorking();
-		return can_call;
-	}
-
-	return true;
-}
-
-/*
-  Processed menu items with such parameters:
-  can_allow_text_chat
-  can_moderate_voice
-*/
-bool LLParticipantList::LLParticipantListMenu::enableModerateContextMenuItem(const LLSD& userdata)
-{
-	// only group moderators can perform actions related to this "enable callback"
-	if (!isGroupModerator()) return false;
-
-	const LLUUID& participant_id = mUUIDs.front();
-	LLPointer<LLSpeaker> speakerp = mParent.mSpeakerMgr->findSpeaker(participant_id);
-
-	// not in voice participants can not be moderated
-	bool speaker_in_voice = speakerp.notNull() && speakerp->isInVoiceChannel();
-
-	const std::string& item = userdata.asString();
-
-	if ("can_moderate_voice" == item)
-	{
-		return speaker_in_voice;
-	}
-
-	// For now non of menu actions except "can_moderate_voice" can be performed for Avaline callers.
-	bool is_participant_avatar = LLVoiceClient::getInstance()->isParticipantAvatar(participant_id);
-	if (!is_participant_avatar) return false;
-
-	return true;
-}
-
-bool LLParticipantList::LLParticipantListMenu::checkContextMenuItem(const LLSD& userdata)
-{
-	std::string item = userdata.asString();
-	const LLUUID& id = mUUIDs.front();
-
-	if (item == "is_muted")
-	{
-		return LLMuteList::getInstance()->isMuted(id, LLMute::flagTextChat);
-	}
-	else if (item == "is_allowed_text_chat")
-	{
-		LLPointer<LLSpeaker> selected_speakerp = mParent.mSpeakerMgr->findSpeaker(id);
-
-		if (selected_speakerp.notNull())
-		{
-			return !selected_speakerp->mModeratorMutedText;
-		}
-	}
-	else if(item == "is_blocked")
-	{
-		return LLMuteList::getInstance()->isMuted(id, LLMute::flagVoiceChat);
-	}
-	else if(item == "is_sorted_by_name")
-	{
-		return E_SORT_BY_NAME == mParent.getSortOrder();
-	}
-	else if(item == "is_sorted_by_recent_speakers")
-	{
-		return E_SORT_BY_RECENT_SPEAKERS == mParent.getSortOrder();
-	}
-
-	return false;
-}
-
 bool LLParticipantList::LLAvatarItemRecentSpeakerComparator::doCompare(const LLAvatarListItem* avatar_item1, const LLAvatarListItem* avatar_item2) const
 {
 	if (mParent.mSpeakerMgr)
diff --git a/indra/newview/llparticipantlist.h b/indra/newview/llparticipantlist.h
index acee68873c..aaf1e070a5 100644
--- a/indra/newview/llparticipantlist.h
+++ b/indra/newview/llparticipantlist.h
@@ -160,79 +160,6 @@ protected:
 	};
 
 	/**
-	 * Menu used in the participant list.
-	 */
-	class LLParticipantListMenu : public LLListContextMenu
-	{
-	public:
-		LLParticipantListMenu(LLParticipantList& parent):mParent(parent){};
-		/*virtual*/ LLContextMenu* createMenu();
-		/*virtual*/ void show(LLView* spawning_view, const uuid_vec_t& uuids, S32 x, S32 y);
-	protected:
-		LLParticipantList& mParent;
-	private:
-		bool enableContextMenuItem(const LLSD& userdata);
-		bool enableModerateContextMenuItem(const LLSD& userdata);
-		bool checkContextMenuItem(const LLSD& userdata);
-
-		void sortParticipantList(const LLSD& userdata);
-		void toggleAllowTextChat(const LLSD& userdata);
-		void toggleMute(const LLSD& userdata, U32 flags);
-		void toggleMuteText(const LLSD& userdata);
-		void toggleMuteVoice(const LLSD& userdata);
-		
-		/**
-		 * Return true if Agent is group moderator(and moderator of group call).
-		 */
-		bool isGroupModerator();
-
-		// Voice moderation support
-		/**
-		 * Check whether specified by argument avatar is muted for group chat or not.
-		 */
-		bool isMuted(const LLUUID& avatar_id);
-
-		/**
-		 * Processes Voice moderation menu items.
-		 *
-		 * It calls either moderateVoiceParticipant() or moderateVoiceParticipant() depend on
-		 * passed parameter.
-		 *
-		 * @param userdata can be "selected" or "others".
-		 *
-		 * @see moderateVoiceParticipant()
-		 * @see moderateVoiceAllParticipants()
-		 */
-		void moderateVoice(const LLSD& userdata);
-
-		/**
-		 * Mutes/Unmutes avatar for current group voice chat.
-		 *
-		 * It only marks avatar as muted for session and does not use local Agent's Block list.
-		 * It does not mute Agent itself.
-		 *
-		 * @param[in] avatar_id UUID of avatar to be processed
-		 * @param[in] unmute if true - specified avatar will be muted, otherwise - unmuted.
-		 *
-		 * @see moderateVoiceAllParticipants()
-		 */
-		void moderateVoiceParticipant(const LLUUID& avatar_id, bool unmute);
-
-		/**
-		 * Mutes/Unmutes all avatars for current group voice chat.
-		 *
-		 * It only marks avatars as muted for session and does not use local Agent's Block list.
-		 *
-		 * @param[in] unmute if true - avatars will be muted, otherwise - unmuted.
-		 *
-		 * @see moderateVoiceParticipant()
-		 */
-		void moderateVoiceAllParticipants(bool unmute);
-
-		static void confirmMuteAllCallback(const LLSD& notification, const LLSD& response);
-	};
-
-	/**
 	 * Comparator for comparing avatar items by last spoken time
 	 */
 	class LLAvatarItemRecentSpeakerComparator : public LLAvatarItemNameComparator, public LLRefCount
@@ -276,8 +203,6 @@ private:
 	LLPointer<SpeakerModeratorUpdateListener>	mSpeakerModeratorListener;
 	LLPointer<SpeakerMuteListener>				mSpeakerMuteListener;
 
-	LLParticipantListMenu*    mParticipantListMenu;
-
 	/**
 	 * This field manages an adding  a new avatar_id in the mAvatarList
 	 * If true, then agent_id wont  be added into mAvatarList
diff --git a/indra/newview/llpolymesh.cpp b/indra/newview/llpolymesh.cpp
index 70f3b5335e..c6b9aaae4b 100644
--- a/indra/newview/llpolymesh.cpp
+++ b/indra/newview/llpolymesh.cpp
@@ -240,8 +240,7 @@ BOOL LLPolyMeshSharedData::allocateVertexData( U32 numVertices )
 			mBaseCoords[i].clear();
 			mBaseNormals[i].clear();
 			mBaseBinormals[i].clear();
-			mTexCoords[i].clear();
-            mWeights[i] = 0.f;
+			mWeights[i] = 0.f;
         }
         mNumVertices = numVertices;
         return TRUE;
diff --git a/indra/newview/llpolymesh.h b/indra/newview/llpolymesh.h
index ffb11a3f7e..850171d169 100644
--- a/indra/newview/llpolymesh.h
+++ b/indra/newview/llpolymesh.h
@@ -406,6 +406,16 @@ public:
 	LLPolySkeletalDistortion(LLVOAvatar *avatarp);
 	~LLPolySkeletalDistortion();
 
+	void* operator new(size_t size)
+	{
+		return ll_aligned_malloc_16(size);
+	}
+
+	void operator delete(void* ptr)
+	{
+		ll_aligned_free_16(ptr);
+	}
+
 	// Special: These functions are overridden by child classes
 	LLPolySkeletalDistortionInfo*	getInfo() const { return (LLPolySkeletalDistortionInfo*)mInfo; }
 	//   This sets mInfo and calls initialization functions
diff --git a/indra/newview/llpolymorph.cpp b/indra/newview/llpolymorph.cpp
index d25d1420ee..bd96608641 100644
--- a/indra/newview/llpolymorph.cpp
+++ b/indra/newview/llpolymorph.cpp
@@ -73,9 +73,9 @@ LLPolyMorphData::LLPolyMorphData(const LLPolyMorphData &rhs) :
 {
 	const S32 numVertices = mNumIndices;
 
-	mCoords = new LLVector4a[numVertices];
-	mNormals = new LLVector4a[numVertices];
-	mBinormals = new LLVector4a[numVertices];
+	mCoords = static_cast<LLVector4a*>(ll_aligned_malloc_16(numVertices * sizeof(LLVector4a)));
+	mNormals = static_cast<LLVector4a*>(ll_aligned_malloc_16(numVertices * sizeof(LLVector4a)));
+	mBinormals = static_cast<LLVector4a*>(ll_aligned_malloc_16(numVertices * sizeof(LLVector4a)));
 	mTexCoords = new LLVector2[numVertices];
 	mVertexIndices = new U32[numVertices];
 	
@@ -89,17 +89,12 @@ LLPolyMorphData::LLPolyMorphData(const LLPolyMorphData &rhs) :
 	}
 }
 
-
 //-----------------------------------------------------------------------------
 // ~LLPolyMorphData()
 //-----------------------------------------------------------------------------
 LLPolyMorphData::~LLPolyMorphData()
 {
-	delete [] mVertexIndices;
-	delete [] mCoords;
-	delete [] mNormals;
-	delete [] mBinormals;
-	delete [] mTexCoords;
+	freeData();
 }
 
 //-----------------------------------------------------------------------------
@@ -119,11 +114,16 @@ BOOL LLPolyMorphData::loadBinary(LLFILE *fp, LLPolyMeshSharedData *mesh)
 	}
 
 	//-------------------------------------------------------------------------
+	// free any existing data
+	//-------------------------------------------------------------------------
+	freeData();
+
+	//-------------------------------------------------------------------------
 	// allocate vertices
 	//-------------------------------------------------------------------------
-	mCoords = new LLVector4a[numVertices];
-	mNormals = new LLVector4a[numVertices];
-	mBinormals = new LLVector4a[numVertices];
+	mCoords = static_cast<LLVector4a*>(ll_aligned_malloc_16(numVertices * sizeof(LLVector4a)));
+	mNormals = static_cast<LLVector4a*>(ll_aligned_malloc_16(numVertices * sizeof(LLVector4a)));
+	mBinormals = static_cast<LLVector4a*>(ll_aligned_malloc_16(numVertices * sizeof(LLVector4a)));
 	mTexCoords = new LLVector2[numVertices];
 	// Actually, we are allocating more space than we need for the skiplist
 	mVertexIndices = new U32[numVertices];
@@ -207,6 +207,42 @@ BOOL LLPolyMorphData::loadBinary(LLFILE *fp, LLPolyMeshSharedData *mesh)
 }
 
 //-----------------------------------------------------------------------------
+// freeData()
+//-----------------------------------------------------------------------------
+void LLPolyMorphData::freeData()
+{
+	if (mCoords != NULL)
+	{
+		ll_aligned_free_16(mCoords);
+		mCoords = NULL;
+	}
+
+	if (mNormals != NULL)
+	{
+		ll_aligned_free_16(mNormals);
+		mNormals = NULL;
+	}
+
+	if (mBinormals != NULL)
+	{
+		ll_aligned_free_16(mBinormals);
+		mBinormals = NULL;
+	}
+
+	if (mTexCoords != NULL)
+	{
+		delete [] mTexCoords;
+		mTexCoords = NULL;
+	}
+
+	if (mVertexIndices != NULL)
+	{
+		delete [] mVertexIndices;
+		mVertexIndices = NULL;
+	}
+}
+
+//-----------------------------------------------------------------------------
 // LLPolyMorphTargetInfo()
 //-----------------------------------------------------------------------------
 LLPolyMorphTargetInfo::LLPolyMorphTargetInfo()
diff --git a/indra/newview/llpolymorph.h b/indra/newview/llpolymorph.h
index 46e23b7792..678599d7e1 100644
--- a/indra/newview/llpolymorph.h
+++ b/indra/newview/llpolymorph.h
@@ -48,6 +48,16 @@ public:
 	~LLPolyMorphData();
 	LLPolyMorphData(const LLPolyMorphData &rhs);
 
+	void* operator new(size_t size)
+	{
+		return ll_aligned_malloc_16(size);
+	}
+
+	void operator delete(void* ptr)
+	{
+		ll_aligned_free_16(ptr);
+	}
+
 	BOOL			loadBinary(LLFILE* fp, LLPolyMeshSharedData *mesh);
 	const std::string& getName() { return mName; }
 
@@ -67,6 +77,9 @@ public:
 	F32					mMaxDistortion;		// maximum single vertex distortion in a given morph
 	LLVector4a			mAvgDistortion;		// average vertex distortion, to infer directionality of the morph
 	LLPolyMeshSharedData*	mMesh;
+
+private:
+	void freeData();
 };
 
 //-----------------------------------------------------------------------------
diff --git a/indra/newview/llspatialpartition.cpp b/indra/newview/llspatialpartition.cpp
index e62c9c3da5..6acbf82fd7 100644
--- a/indra/newview/llspatialpartition.cpp
+++ b/indra/newview/llspatialpartition.cpp
@@ -1859,6 +1859,8 @@ BOOL LLSpatialPartition::remove(LLDrawable *drawablep, LLSpatialGroup *curp)
 		drawablep->setSpatialGroup(NULL);
 	}
 
+	drawablep->setSpatialGroup(NULL);
+
 	assert_octree_valid(mOctree);
 	
 	return TRUE;
@@ -4194,7 +4196,7 @@ public:
 						{
 							if (index < 255)
 							{
-								if (facep->mDrawInfo->mTextureList.size()<= index)
+								if (facep->mDrawInfo->mTextureList.size() <= index)
 								{
 									llerrs << "Face texture index out of bounds." << llendl;
 								}
diff --git a/indra/newview/llspatialpartition.h b/indra/newview/llspatialpartition.h
index f050df2b39..e63037b4a8 100644
--- a/indra/newview/llspatialpartition.h
+++ b/indra/newview/llspatialpartition.h
@@ -350,6 +350,8 @@ public:
 	element_list& getData() { return mOctreeNode->getData(); }
 	element_iter getDataBegin() { return mOctreeNode->getDataBegin(); }
 	element_iter getDataEnd() { return mOctreeNode->getDataEnd(); }
+	bool hasElement(LLDrawable* drawablep) { return std::find(mOctreeNode->getDataBegin(), mOctreeNode->getDataEnd(), drawablep) != mOctreeNode->getDataEnd(); }
+
 	U32 getElementCount() const { return mOctreeNode->getElementCount(); }
 	bool isEmpty() const { return mOctreeNode->isEmpty(); }
 
diff --git a/indra/newview/llsyswellwindow.h b/indra/newview/llsyswellwindow.h
index 6be12711ac..378d5e0aa2 100644
--- a/indra/newview/llsyswellwindow.h
+++ b/indra/newview/llsyswellwindow.h
@@ -171,6 +171,7 @@ public:
 
 	// LLIMSessionObserver observe triggers
 	/*virtual*/ void sessionAdded(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id);
+    /*virtual*/ void sessionActivated(const LLUUID& session_id, const std::string& name, const LLUUID& other_participant_id) {}
 	/*virtual*/ void sessionVoiceOrIMStarted(const LLUUID& session_id) {};
 	/*virtual*/ void sessionRemoved(const LLUUID& session_id);
 	/*virtual*/ void sessionIDUpdated(const LLUUID& old_session_id, const LLUUID& new_session_id);
diff --git a/indra/newview/lltexlayer.cpp b/indra/newview/lltexlayer.cpp
index 467115c928..ad09af6594 100644
--- a/indra/newview/lltexlayer.cpp
+++ b/indra/newview/lltexlayer.cpp
@@ -510,7 +510,13 @@ void LLTexLayerSetBuffer::doUpload()
 			BOOL valid = FALSE;
 			LLPointer<LLImageJ2C> integrity_test = new LLImageJ2C;
 			S32 file_size = 0;
-			U8* data = LLVFile::readFile(gVFS, asset_id, LLAssetType::AT_TEXTURE, &file_size);
+			
+			//data buffer MUST be allocated using LLImageBase
+			LLVFile file(gVFS, asset_id, LLAssetType::AT_TEXTURE);
+			file_size = file.getSize();
+			U8* data = integrity_test->allocateData(file_size);
+			file.read(data, file_size);
+			
 			if (data)
 			{
 				valid = integrity_test->validate(data, file_size); // integrity_test will delete 'data'
diff --git a/indra/newview/lltexlayerparams.h b/indra/newview/lltexlayerparams.h
index 2c0da60b48..fffe20208f 100644
--- a/indra/newview/lltexlayerparams.h
+++ b/indra/newview/lltexlayerparams.h
@@ -67,6 +67,16 @@ public:
 
 	/*virtual*/ LLViewerVisualParam* cloneParam(LLWearable* wearable = NULL) const;
 
+	void* operator new(size_t size)
+	{
+		return ll_aligned_malloc_16(size);
+	}
+
+	void operator delete(void* ptr)
+	{
+		ll_aligned_free_16(ptr);
+	}
+
 	// LLVisualParam Virtual functions
 	///*virtual*/ BOOL		parseData(LLXmlTreeNode* node);
 	/*virtual*/ void		apply( ESex avatar_sex ) {}
@@ -143,6 +153,16 @@ public:
 	LLTexLayerParamColor( LLVOAvatar* avatar );
 	/* virtual */ ~LLTexLayerParamColor();
 
+	void* operator new(size_t size)
+	{
+		return ll_aligned_malloc_16(size);
+	}
+
+	void operator delete(void* ptr)
+	{
+		ll_aligned_free_16(ptr);
+	}
+
 	/*virtual*/ LLViewerVisualParam* cloneParam(LLWearable* wearable = NULL) const;
 
 	// LLVisualParam Virtual functions
diff --git a/indra/newview/lltexturefetch.cpp b/indra/newview/lltexturefetch.cpp
index 2ed7488b85..e8a4d8b2f2 100755
--- a/indra/newview/lltexturefetch.cpp
+++ b/indra/newview/lltexturefetch.cpp
@@ -2950,7 +2950,9 @@ TFReqSendMetrics::doWork(LLTextureFetch * fetcher)
         
         ~lcl_responder()
             {
+				LL_CHECK_MEMORY
                 mFetcher->decrCurlPOSTCount();
+				LL_CHECK_MEMORY
             }
 
 		// virtual
diff --git a/indra/newview/lltranslate.h b/indra/newview/lltranslate.h
index c58e1adb8c..db5ad9479c 100755
--- a/indra/newview/lltranslate.h
+++ b/indra/newview/lltranslate.h
@@ -263,8 +263,8 @@ public :
 		EService mService;
 	};
 
-	typedef boost::intrusive_ptr<TranslationReceiver> TranslationReceiverPtr;
-	typedef boost::intrusive_ptr<KeyVerificationReceiver> KeyVerificationReceiverPtr;
+	typedef LLPointer<TranslationReceiver> TranslationReceiverPtr;
+	typedef LLPointer<KeyVerificationReceiver> KeyVerificationReceiverPtr;
 
 	/**
 	 * Translate given text.
diff --git a/indra/newview/llviewermenu.cpp b/indra/newview/llviewermenu.cpp
index 6da9296ea3..7990b81d92 100644
--- a/indra/newview/llviewermenu.cpp
+++ b/indra/newview/llviewermenu.cpp
@@ -5126,12 +5126,6 @@ class LLEditDelete : public view_listener_t
 	}
 };
 
-bool enable_object_return()
-{
-	return (!LLSelectMgr::getInstance()->getSelection()->isEmpty() &&
-		(gAgent.isGodlike() || can_derez(DRD_RETURN_TO_OWNER)));
-}
-
 void handle_spellcheck_replace_with_suggestion(const LLUICtrl* ctrl, const LLSD& param)
 {
 	const LLContextMenu* menu = dynamic_cast<const LLContextMenu*>(ctrl->getParent());
@@ -5204,6 +5198,12 @@ bool enable_spellcheck_add_to_ignore(const LLUICtrl* ctrl)
 	return (spellcheck_handler) && (spellcheck_handler->canAddToIgnore());
 }
 
+bool enable_object_return()
+{
+	return (!LLSelectMgr::getInstance()->getSelection()->isEmpty() &&
+		(gAgent.isGodlike() || can_derez(DRD_RETURN_TO_OWNER)));
+}
+
 bool enable_object_delete()
 {
 	bool new_value = 
diff --git a/indra/newview/llviewermessage.cpp b/indra/newview/llviewermessage.cpp
index 81cbc3b6c3..775280ca34 100755
--- a/indra/newview/llviewermessage.cpp
+++ b/indra/newview/llviewermessage.cpp
@@ -3394,9 +3394,9 @@ public :
 	{
 	}
 
-	static boost::intrusive_ptr<ChatTranslationReceiver> build(const std::string &from_lang, const std::string &to_lang, const std::string &mesg, const LLChat &chat, const LLSD &toast_args)
+	static ChatTranslationReceiver* build(const std::string &from_lang, const std::string &to_lang, const std::string &mesg, const LLChat &chat, const LLSD &toast_args)
 	{
-		return boost::intrusive_ptr<ChatTranslationReceiver>(new ChatTranslationReceiver(from_lang, to_lang, mesg, chat, toast_args));
+		return new ChatTranslationReceiver(from_lang, to_lang, mesg, chat, toast_args);
 	}
 
 protected:
diff --git a/indra/newview/llviewerobject.cpp b/indra/newview/llviewerobject.cpp
index b2e6dc4571..2fe6cd578b 100644
--- a/indra/newview/llviewerobject.cpp
+++ b/indra/newview/llviewerobject.cpp
@@ -237,6 +237,7 @@ LLViewerObject::LLViewerObject(const LLUUID &id, const LLPCode pcode, LLViewerRe
 	mTimeDilation(1.f),
 	mRotTime(0.f),
 	mAngularVelocityRot(),
+	mPreviousRotation(),
 	mState(0),
 	mMedia(NULL),
 	mClickAction(0),
@@ -784,7 +785,7 @@ BOOL LLViewerObject::setDrawableParent(LLDrawable* parentp)
 	}
 	LLDrawable* old_parent = mDrawable->mParent;
 	mDrawable->mParent = parentp; 
-	
+		
 	if (parentp && mDrawable->isActive())
 	{
 		parentp->makeActive();
@@ -1410,9 +1411,10 @@ U32 LLViewerObject::processUpdateMessage(LLMessageSystem *mesgsys,
 #else
 					val = (U16 *) &data[count];
 #endif
-					setAngularVelocity(	U16_to_F32(val[VX], -size, size),
+					new_angv.set(U16_to_F32(val[VX], -size, size),
 										U16_to_F32(val[VY], -size, size),
 										U16_to_F32(val[VZ], -size, size));
+					setAngularVelocity(new_angv);
 					break;
 
 				case 16:
@@ -1436,9 +1438,10 @@ U32 LLViewerObject::processUpdateMessage(LLMessageSystem *mesgsys,
 					new_rot.mQ[VZ] = U8_to_F32(data[11], -1.f, 1.f);
 					new_rot.mQ[VW] = U8_to_F32(data[12], -1.f, 1.f);
 
-					setAngularVelocity(	U8_to_F32(data[13], -size, size),
+					new_angv.set(U8_to_F32(data[13], -size, size),
 										U8_to_F32(data[14], -size, size),
 										U8_to_F32(data[15], -size, size) );
+					setAngularVelocity(new_angv);
 					break;
 				}
 
@@ -1510,9 +1513,10 @@ U32 LLViewerObject::processUpdateMessage(LLMessageSystem *mesgsys,
 				dp->unpackU16(val[VX], "AccX");
 				dp->unpackU16(val[VY], "AccY");
 				dp->unpackU16(val[VZ], "AccZ");
-				setAngularVelocity(	U16_to_F32(val[VX], -64.f, 64.f),
+				new_angv.set(U16_to_F32(val[VX], -64.f, 64.f),
 									U16_to_F32(val[VY], -64.f, 64.f),
 									U16_to_F32(val[VZ], -64.f, 64.f));
+				setAngularVelocity(new_angv);
 			}
 			break;
 			case OUT_FULL_COMPRESSED:
@@ -1556,8 +1560,8 @@ U32 LLViewerObject::processUpdateMessage(LLMessageSystem *mesgsys,
 
 				if (value & 0x80)
 				{
-					dp->unpackVector3(vec, "Omega");
-					setAngularVelocity(vec);
+					dp->unpackVector3(new_angv, "Omega");
+					setAngularVelocity(new_angv);
 				}
 
 				if (value & 0x20)
@@ -2038,12 +2042,16 @@ U32 LLViewerObject::processUpdateMessage(LLMessageSystem *mesgsys,
 		}
 	}
 
-	if (new_rot != getRotation()
-		|| new_angv != old_angv)
+	if ((new_rot != getRotation())
+		|| (new_angv != old_angv))
+	{
+		if (new_rot != mPreviousRotation)
 	{
-		if (new_angv != old_angv)
+			resetRot();
+		}
+		else if (new_angv != old_angv)
 		{
-			if (flagUsePhysics())
+			if (flagUsePhysics() || new_angv.isExactlyZero())
 			{
 				resetRot();
 			}
@@ -2053,6 +2061,9 @@ U32 LLViewerObject::processUpdateMessage(LLMessageSystem *mesgsys,
 			}
 		}
 
+		// Remember the last rotation value
+		mPreviousRotation = new_rot;
+
 		// Set the rotation of the object followed by adjusting for the accumulated angular velocity (llSetTargetOmega)
 		setRotation(new_rot * mAngularVelocityRot);
 		setChanged(ROTATED | SILHOUETTE);
@@ -2159,28 +2170,28 @@ void LLViewerObject::idleUpdate(LLAgent &agent, LLWorld &world, const F64 &time)
 
 	if (!mDead)
 	{
-		// CRO - don't velocity interp linked objects!
-		// Leviathan - but DO velocity interp joints
-		if (!mStatic && sVelocityInterpolate && !isSelected())
-		{
-			// calculate dt from last update
-			F32 dt_raw = (F32)(time - mLastInterpUpdateSecs);
-			F32 dt = mTimeDilation * dt_raw;
+	// CRO - don't velocity interp linked objects!
+	// Leviathan - but DO velocity interp joints
+	if (!mStatic && sVelocityInterpolate && !isSelected())
+	{
+		// calculate dt from last update
+		F32 dt_raw = (F32)(time - mLastInterpUpdateSecs);
+		F32 dt = mTimeDilation * dt_raw;
 
 			applyAngularVelocity(dt);
-			
+
 			if (isAttachment())
-			{
-				mLastInterpUpdateSecs = time;
+				{
+					mLastInterpUpdateSecs = time;
 				return;
-			}
-			else
-			{	// Move object based on it's velocity and rotation
-				interpolateLinearMotion(time, dt);
-			}
 		}
+		else
+		{	// Move object based on it's velocity and rotation
+			interpolateLinearMotion(time, dt);
+		}
+	}
 
-		updateDrawable(FALSE);
+	updateDrawable(FALSE);
 	}
 }
 
@@ -4080,7 +4091,7 @@ S32 LLViewerObject::setTETextureCore(const U8 te, const LLUUID& uuid, LLHost hos
 	return retval;
 }
 
-
+//virtual
 void LLViewerObject::changeTEImage(S32 index, LLViewerTexture* new_image) 
 {
 	if(index < 0 || index >= getNumTEs())
@@ -5384,9 +5395,9 @@ void LLViewerObject::setPhysicsShapeType(U8 type)
 	mPhysicsShapeUnknown = false;
 	if (type != mPhysicsShapeType)
 	{
-		mPhysicsShapeType = type;
-		mCostStale = true;
-	}
+	mPhysicsShapeType = type;
+	mCostStale = true;
+}
 }
 
 void LLViewerObject::setPhysicsGravity(F32 gravity)
diff --git a/indra/newview/llviewerobject.h b/indra/newview/llviewerobject.h
index 22e0de681e..1fb30db8f2 100644
--- a/indra/newview/llviewerobject.h
+++ b/indra/newview/llviewerobject.h
@@ -322,7 +322,7 @@ public:
 	/*virtual*/ S32     setTEGlow(const U8 te, const F32 glow);
 	/*virtual*/	BOOL	setMaterial(const U8 material);
 	virtual		void	setTEImage(const U8 te, LLViewerTexture *imagep); // Not derived from LLPrimitive
-	void                changeTEImage(S32 index, LLViewerTexture* new_image)  ;
+	virtual     void    changeTEImage(S32 index, LLViewerTexture* new_image)  ;
 	LLViewerTexture		*getTEImage(const U8 te) const;
 	
 	void fitFaceTexture(const U8 face);
@@ -725,6 +725,7 @@ protected:
 	F32				mTimeDilation;				// Time dilation sent with the object.
 	F32				mRotTime;					// Amount (in seconds) that object has rotated according to angular velocity (llSetTargetOmega)
 	LLQuaternion	mAngularVelocityRot;		// accumulated rotation from the angular velocity computations
+	LLQuaternion	mPreviousRotation;
 
 	U8				mState;	// legacy
 	LLViewerObjectMedia* mMedia;	// NULL if no media associated
diff --git a/indra/newview/llviewerregion.cpp b/indra/newview/llviewerregion.cpp
index 05c7ef5381..47a99d7ea4 100644
--- a/indra/newview/llviewerregion.cpp
+++ b/indra/newview/llviewerregion.cpp
@@ -255,10 +255,9 @@ public:
 		}
 	}
 
-    static boost::intrusive_ptr<BaseCapabilitiesComplete> build( U64 region_handle, S32 id )
+    static BaseCapabilitiesComplete* build( U64 region_handle, S32 id )
     {
-		return boost::intrusive_ptr<BaseCapabilitiesComplete>( 
-				new BaseCapabilitiesComplete(region_handle, id) );
+		return new BaseCapabilitiesComplete(region_handle, id);
     }
 
 private:
diff --git a/indra/newview/llviewerwindow.cpp b/indra/newview/llviewerwindow.cpp
index 403288b2fd..4e37a9043d 100755
--- a/indra/newview/llviewerwindow.cpp
+++ b/indra/newview/llviewerwindow.cpp
@@ -283,7 +283,7 @@ private:
 	struct Line
 	{
 		Line(const std::string& in_text, S32 in_x, S32 in_y) : text(in_text), x(in_x), y(in_y) {}
-		std::string text;
+		std::string text; 
 		S32 x,y;
 	};
 
@@ -2561,9 +2561,16 @@ BOOL LLViewerWindow::handleKey(KEY key, MASK mask)
 	// If "Pressing letter keys starts local chat" option is selected, we are not in mouselook, 
 	// no view has keyboard focus, this is a printable character key (and no modifier key is 
 	// pressed except shift), then give focus to nearby chat (STORM-560)
-	if ( nearby_chat && gSavedSettings.getS32("LetterKeysFocusChatBar") && !gAgentCamera.cameraMouselook() &&
+	if ( gSavedSettings.getS32("LetterKeysFocusChatBar") && !gAgentCamera.cameraMouselook() &&
 		!keyboard_focus && key < 0x80 && (mask == MASK_NONE || mask == MASK_SHIFT) )
 	{
+		// Initialize nearby chat if it's missing
+		if (!nearby_chat)
+		{	
+			LLSD name("im_container");
+			LLFloaterReg::toggleInstanceOrBringToFront(name);
+		}
+
 		LLChatEntry* chat_editor = LLFloaterReg::findTypedInstance<LLNearbyChat>("nearby_chat")->getChatBox();
 		if (chat_editor)
 		{
diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp
index 958282f1eb..b73c2a20ab 100644
--- a/indra/newview/llvovolume.cpp
+++ b/indra/newview/llvovolume.cpp
@@ -1803,6 +1803,18 @@ void LLVOVolume::setNumTEs(const U8 num_tes)
 	return ;
 }
 
+//virtual     
+void LLVOVolume::changeTEImage(S32 index, LLViewerTexture* imagep)
+{
+	BOOL changed = (mTEImages[index] != imagep);
+	LLViewerObject::changeTEImage(index, imagep);
+	if (changed)
+	{
+		gPipeline.markTextured(mDrawable);
+		mFaceMappingChanged = TRUE;
+	}
+}
+
 void LLVOVolume::setTEImage(const U8 te, LLViewerTexture *imagep)
 {
 	BOOL changed = (mTEImages[te] != imagep);
diff --git a/indra/newview/llvovolume.h b/indra/newview/llvovolume.h
index 0082f2e991..5482c80f2b 100644
--- a/indra/newview/llvovolume.h
+++ b/indra/newview/llvovolume.h
@@ -173,6 +173,7 @@ public:
 
 	/*virtual*/ void	setScale(const LLVector3 &scale, BOOL damped);
 
+	/*virtual*/ void    changeTEImage(S32 index, LLViewerTexture* new_image)  ;
 	/*virtual*/ void	setNumTEs(const U8 num_tes);
 	/*virtual*/ void	setTEImage(const U8 te, LLViewerTexture *imagep);
 	/*virtual*/ S32		setTETexture(const U8 te, const LLUUID &uuid);
diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index c7ebaf6fbe..ba047487f5 100644
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -2313,7 +2313,7 @@ void LLPipeline::updateCull(LLCamera& camera, LLCullResult& result, S32 water_cl
 		bound_shader = true;
 		gOcclusionCubeProgram.bind();
 	}
-
+	
 	if (sUseOcclusion > 1)
 	{
 		if (mCubeVB.isNull())
@@ -2491,7 +2491,7 @@ void LLPipeline::doOcclusion(LLCamera& camera)
 			{
 				gOcclusionCubeProgram.bind();
 			}
-			}
+		}
 
 		if (mCubeVB.isNull())
 		{ //cube VB will be used for issuing occlusion queries
@@ -2548,11 +2548,6 @@ void LLPipeline::updateGL()
 			glu->mInQ = FALSE;
 			LLGLUpdate::sGLQ.pop_front();
 		}
-
-	{ //seed VBO Pools
-		LLFastTimer t(FTM_SEED_VBO_POOLS);
-		LLVertexBuffer::seedPools();
-	}
 	}
 
 	{ //seed VBO Pools
@@ -3336,11 +3331,11 @@ void renderScriptedTouchBeacons(LLDrawable* drawablep)
 				if (facep)
 				{
 					gPipeline.mHighlightFaces.push_back(facep);
-				}
 			}
 		}
 	}
 }
+}
 
 void renderPhysicalBeacons(LLDrawable* drawablep)
 {
@@ -3365,11 +3360,11 @@ void renderPhysicalBeacons(LLDrawable* drawablep)
 				if (facep)
 				{
 					gPipeline.mHighlightFaces.push_back(facep);
-				}
 			}
 		}
 	}
 }
+}
 
 void renderMOAPBeacons(LLDrawable* drawablep)
 {
@@ -3405,11 +3400,11 @@ void renderMOAPBeacons(LLDrawable* drawablep)
 				if (facep)
 				{
 					gPipeline.mHighlightFaces.push_back(facep);
-				}
 			}
 		}
 	}
 }
+}
 
 void renderParticleBeacons(LLDrawable* drawablep)
 {
@@ -3434,11 +3429,11 @@ void renderParticleBeacons(LLDrawable* drawablep)
 				if (facep)
 				{
 					gPipeline.mHighlightFaces.push_back(facep);
-				}
 			}
 		}
 	}
 }
+}
 
 void renderSoundHighlights(LLDrawable* drawablep)
 {
@@ -3456,11 +3451,11 @@ void renderSoundHighlights(LLDrawable* drawablep)
 				if (facep)
 				{
 					gPipeline.mHighlightFaces.push_back(facep);
-				}
 			}
 		}
 	}
 }
+}
 
 void LLPipeline::postSort(LLCamera& camera)
 {
@@ -3673,7 +3668,7 @@ void LLPipeline::postSort(LLCamera& camera)
 						if (facep)
 						{
 							gPipeline.mSelectedFaces.push_back(facep);
-						}
+					}
 					}
 					return true;
 				}
diff --git a/indra/newview/skins/default/xui/de/menu_viewer.xml b/indra/newview/skins/default/xui/de/menu_viewer.xml
index c4c4defab9..856f91e214 100644
--- a/indra/newview/skins/default/xui/de/menu_viewer.xml
+++ b/indra/newview/skins/default/xui/de/menu_viewer.xml
@@ -21,6 +21,7 @@
 			<menu_item_call label="Beschäftigt" name="Set Busy"/>
 		</menu>
 		<menu_item_call label="L$ kaufen..." name="Buy and Sell L$"/>
+		<menu_item_call label="Händler-Outbox..." name="MerchantOutbox"/>
 		<menu_item_call label="Kontoübersicht..." name="Manage My Account">
 			<menu_item_call.on_click name="ManageMyAccount_url" parameter="WebLaunchJoinNow,http://secondlife.com/account/index.php?lang=de"/>
 		</menu_item_call>
diff --git a/indra/newview/skins/default/xui/en/floater_im_session.xml b/indra/newview/skins/default/xui/en/floater_im_session.xml
index 8cd0463de8..2b542595c5 100644
--- a/indra/newview/skins/default/xui/en/floater_im_session.xml
+++ b/indra/newview/skins/default/xui/en/floater_im_session.xml
@@ -255,11 +255,12 @@
              bottom="0"
              expand_lines_count="5"
              follows="left|right|bottom"
-	         font="SansSerifSmall"
+	           font="SansSerifSmall"
              visible="true"
              height="20"
              is_expandable="true"
              label="To"
+             text_tentative_color="TextFgTentativeColor"
              layout="bottomleft"
              name="chat_editor"
              max_length="1023"
diff --git a/indra/newview/skins/default/xui/en/floater_pathfinding_linksets.xml b/indra/newview/skins/default/xui/en/floater_pathfinding_linksets.xml
index 9bc5c7d5a4..4a457fb929 100644
--- a/indra/newview/skins/default/xui/en/floater_pathfinding_linksets.xml
+++ b/indra/newview/skins/default/xui/en/floater_pathfinding_linksets.xml
@@ -6,7 +6,7 @@
     height="395"
     width="1075"
     min_height="395"
-    min_width="1075"
+    min_width="990"
     layout="topleft"
     name="floater_pathfinding_linksets"
     help_topic="floater_pathfinding_linksets"
@@ -524,7 +524,7 @@
         tool_tip="Walkability for characters of type D.  Example character type is other."
         width="45" />
     <button
-        follows="right|bottom"
+        follows="left|bottom"
         height="21"
         label="Apply changes"
         layout="topleft"
diff --git a/indra/newview/skins/default/xui/en/floater_texture_ctrl.xml b/indra/newview/skins/default/xui/en/floater_texture_ctrl.xml
index 2e29c61cb2..6021ba0a5a 100644
--- a/indra/newview/skins/default/xui/en/floater_texture_ctrl.xml
+++ b/indra/newview/skins/default/xui/en/floater_texture_ctrl.xml
@@ -134,16 +134,6 @@
      top_delta="-25"
      name="Pipette"
      width="28" />
-   <check_box
-     follows="left|bottom"
-     height="20"
-     initial_value="true"
-     label="Live Preview"
-     layout="topleft"
-     left="4"
-     name="apply_immediate_check"
-     top="262"
-     width="120" />
    <text
      follows="left|bottom"
      height="20"
diff --git a/indra/newview/skins/default/xui/en/menu_conversation.xml b/indra/newview/skins/default/xui/en/menu_conversation.xml
index 912ff811d9..2e9bda5804 100644
--- a/indra/newview/skins/default/xui/en/menu_conversation.xml
+++ b/indra/newview/skins/default/xui/en/menu_conversation.xml
@@ -117,6 +117,7 @@
      layout="topleft"
      name="activate_group">
         <on_click function="Group.DoToSelected" parameter="activate_group"/>
+        <on_enable function="Avatar.EnableItem" parameter="can_activate_group" />
     </menu_item_call>		
     <menu_item_call
      label="Leave Group"
@@ -124,4 +125,49 @@
      name="leave_group">
         <on_click function="Group.DoToSelected" parameter="leave_group"/>
     </menu_item_call>
+	<menu_item_separator
+	 layout="topleft"
+	 name="Moderator Options Separator"/>
+	<context_menu
+	 label="Moderator Options"
+	 layout="topleft"
+	 name="Moderator Options">
+		<menu_item_check
+		 label="Allow text chat"
+		 layout="topleft"
+		 name="AllowTextChat">
+			<on_check function="Avatar.CheckItem" parameter="is_allowed_text_chat" />
+			<on_click function="Avatar.DoToSelected" parameter="toggle_allow_text_chat" />
+			<on_enable function="Avatar.EnableItem" parameter="can_allow_text_chat" />
+		</menu_item_check>
+		<menu_item_separator layout="topleft" name="moderate_voice_separator" />
+		<menu_item_call
+		 label="Mute this participant"
+		 layout="topleft"
+		 name="ModerateVoiceMuteSelected">
+			<on_click function="Avatar.DoToSelected" parameter="selected" />
+			<on_enable function="Avatar.EnableItem" parameter="can_mute" />
+		</menu_item_call>
+		<menu_item_call
+		 label="Unmute this participant"
+		 layout="topleft"
+		 name="ModerateVoiceUnMuteSelected">
+			<on_click function="Avatar.DoToSelected" parameter="selected" />
+			<on_enable function="Avatar.EnableItem" parameter="can_unmute" />
+		</menu_item_call>
+		<menu_item_call
+		 label="Mute everyone"
+		 layout="topleft"
+		 name="ModerateVoiceMute">
+			<on_click function="Avatar.DoToSelected" parameter="mute_all" />
+			<on_enable function="Avatar.EnableItem" parameter="can_moderate_voice" />
+		</menu_item_call>
+		<menu_item_call
+		 label="Unmute everyone"
+		 layout="topleft"
+		 name="ModerateVoiceUnmute">
+			<on_click function="Avatar.DoToSelected" parameter="unmute_all" />
+			<on_enable function="Avatar.EnableItem" parameter="can_moderate_voice" />
+		</menu_item_call>
+	</context_menu>
 </toggleable_menu>
diff --git a/indra/newview/skins/default/xui/en/notifications.xml b/indra/newview/skins/default/xui/en/notifications.xml
index 606fdd33d9..4410f41e29 100644
--- a/indra/newview/skins/default/xui/en/notifications.xml
+++ b/indra/newview/skins/default/xui/en/notifications.xml
@@ -7637,18 +7637,6 @@ We cannot display a preview of this texture because it is no-copy and/or no-tran
 
   <notification
    icon="alertmodal.tga"
-   name="LivePreviewUnavailable"
-   type="alert">
-   
-We cannot display a preview of this texture because it is no-copy and/or no-transfer.
-  <usetemplate
-    ignoretext="Warn me that Live Preview mode is not available for no-copy and/or no-transfer textures"
-    name="okignore"
-    yestext="OK"/>
-  </notification>
-
-  <notification
-   icon="alertmodal.tga"
    name="ConfirmLeaveCall"
    type="alert">
 Are you sure you want to leave this call?
diff --git a/indra/newview/skins/default/xui/en/sidepanel_task_info.xml b/indra/newview/skins/default/xui/en/sidepanel_task_info.xml
index e9a787cef0..e69a17e037 100644
--- a/indra/newview/skins/default/xui/en/sidepanel_task_info.xml
+++ b/indra/newview/skins/default/xui/en/sidepanel_task_info.xml
@@ -1,36 +1,36 @@
 <?xml version="1.0" encoding="utf-8" standalone="yes" ?>
 <panel
-    height="570"
-    layout="topleft"
-    name="object properties"
-    help_topic="object_properties"
-    title="Object Profile"
-    width="333">
-  <panel.string
-      name="text deed continued">
-    Deed
-  </panel.string>
-  <panel.string
-      name="text deed">
-    Deed
-  </panel.string>
-  <panel.string
-      name="text modify info 1">
-    You can modify this object
-  </panel.string>
-  <panel.string
-      name="text modify info 2">
-    You can modify these objects
-  </panel.string>
-  <panel.string
-      name="text modify info 3">
-    You can't modify this object
-  </panel.string>
-  <panel.string
-      name="text modify info 4">
-    You can't modify these objects
-  </panel.string>
-  <panel.string
+	 height="570"
+	 layout="topleft"
+	 name="object properties"
+	 help_topic="object_properties"
+	 title="Object Profile"
+	 width="333">
+	 <panel.string
+	  name="text deed continued">
+		Deed
+	 </panel.string>
+	<panel.string
+	 name="text deed">
+		Deed
+	</panel.string>
+            <panel.string
+             name="text modify info 1">
+                You can modify this object
+            </panel.string>
+            <panel.string
+             name="text modify info 2">
+                You can modify these objects
+            </panel.string>
+            <panel.string
+             name="text modify info 3">
+                You can't modify this object
+            </panel.string>
+            <panel.string
+             name="text modify info 4">
+                You can't modify these objects
+            </panel.string>
+            <panel.string
       name="text modify info 5">
     You can't modify this object across a region boundary
   </panel.string>
@@ -39,399 +39,399 @@
     You can't modify these objects across a region boundary
   </panel.string>
   <panel.string
-      name="text modify warning">
-    This object has linked parts
-  </panel.string>
-  <panel.string
-      name="Cost Default">
-    Price: L$
-  </panel.string>
-  <panel.string
-      name="Cost Total">
-    Total Price: L$
-  </panel.string>
-  <panel.string
-      name="Cost Per Unit">
-    Price Per: L$
-  </panel.string>
-  <panel.string
-      name="Cost Mixed">
-    Mixed Price
-  </panel.string>
-  <panel.string
-      name="Sale Mixed">
-    Mixed Sale
-  </panel.string>
-  <button
-      follows="top|left"
-      height="24"
-      image_hover_unselected="BackButton_Over"
-      image_pressed="BackButton_Press"
-      image_unselected="BackButton_Off"
-      layout="topleft"
-      left="8"
-      name="back_btn"
-      tab_stop="false"
-      top="0"
-      width="30"
-      use_draw_context_alpha="false" />
-  <text
-      follows="top|left|right"
-      font="SansSerifHuge"
-      height="26"
-      layout="topleft"
-      left_pad="10"
-      name="title"
-      text_color="LtGray"
-      top="0"
-      use_ellipses="true"
-      value="Object Profile"
-      width="290" />
-  <text
-      follows="top|left"
-      height="13"
-      layout="topleft"
-      left="45"
-      name="where"
-      text_color="LtGray_50"
-      value="(Inworld)"
-      width="150" />
-  <panel
-      follows="all"
-      height="490"
-      label=""
-      layout="topleft"
-      left="10"
-      help_topic=""
-      name="properties_panel"
-      top="45"
-      width="313"
-      background_visible="true"
-      bg_alpha_color="DkGray2">
-    <text
-        type="string"
-        length="1"
-        follows="left|top"
-        height="10"
-        layout="topleft"
-        left="5"
-        name="Name:"
-        top="10"
-        width="78">
-      Name:
-    </text>
-    <line_editor
-        border_style="line"
-        border_thickness="1"
-        follows="left|top|right"
-        height="20"
-        layout="topleft"
-        left_delta="78"
-        max_length_bytes="63"
-        name="Object Name"
-        top_delta="0"
-        width="225" />
-    <text
-        type="string"
-        length="1"
-        follows="left|top"
-        height="10"
-        layout="topleft"
-        left="5"
-        name="Description:"
-        top_pad="10"
-        width="78">
-      Description:
-    </text>
-    <line_editor
-        border_style="line"
-        border_thickness="1"
-        follows="left|top|right"
-        height="23"
-        layout="topleft"
-        name="Object Description"
-        select_on_focus="true"
-        left_delta="78"
-        max_length_bytes="127"
-        top_delta="-5"
-        width="225"/>
-    <text
-        type="string"
-        length="1"
-        follows="left|top"
-        height="23"
-        layout="topleft"
-        left="5"
-        name="CreatorNameLabel"
-        top_pad="12"
-        width="78">
-      Creator:
-    </text>
-    <text
-        type="string"
-        follows="left|right|top"
-        font="SansSerifSmall"
-        height="15"
-        layout="topleft"
-        left_pad="0"
-        name="Creator Name"
-        top_delta="0"
-        translate="false"
-        use_ellipses="true" 
-        width="225">
-      TestString PleaseIgnore
-    </text>
-    <text
-        type="string"
-        length="1"
-        follows="left|top"
-        height="23"
-        layout="topleft"
-        left="5"
-        name="Owner:"
-        top_pad="15"
-        width="78">
-      Owner:
-    </text>
-    <text
-        type="string"
-        follows="left|right|top"
-        font="SansSerifSmall"
-        height="15"
-        layout="topleft"
-        left_pad="0"
-        name="Owner Name"
-        top_delta="0"
-        translate="false"
-        use_ellipses="true" 
-        width="225">
-      TestString PleaseIgnore
-    </text>
-    <text
-        type="string"
-        length="1"
-        follows="left|top"
-        height="23"
-        layout="topleft"
-        left="5"
-        name="Group_label"
-        top_pad="15"
-        width="78">
-      Group:
-    </text>
+             name="text modify warning">
+                This object has linked parts
+            </panel.string>
+            <panel.string
+             name="Cost Default">
+                Price: L$
+            </panel.string>
+            <panel.string
+             name="Cost Total">
+                Total Price: L$
+            </panel.string>
+            <panel.string
+             name="Cost Per Unit">
+                Price Per: L$
+            </panel.string>
+            <panel.string
+             name="Cost Mixed">
+                Mixed Price
+            </panel.string>
+            <panel.string
+             name="Sale Mixed">
+                Mixed Sale
+            </panel.string>
     <button
-        follows="top|left"
-        height="10"
-        image_disabled="Activate_Checkmark"
-        image_selected="Activate_Checkmark"
-        image_unselected="Activate_Checkmark"
-        image_color="White_50"
-        layout="topleft"
-        left_pad="0"
-        top_delta="0"
-        name="button set group"
-        tab_stop="false"
-        tool_tip="Choose a group to share this object's permissions"
-        width="10" />
-    <name_box
-        follows="left|top"
-        height="18"
-        initial_value="Loading..."
-        layout="topleft"
-        left_pad="5"
-        top_delta="-1"
-        name="Group Name Proxy"
-        width="150" />
-    <button
-        follows="top|left"
-        height="23"
-        label="Deed"
-        label_selected="Deed"
-        layout="topleft"
-        name="button deed"
-        top_pad="0"
-        left="81"
-        tool_tip="Deeding gives this item away with next owner permissions. Group shared objects can be deeded by a group officer."
-        width="100" />
-    <text
-        type="string"
-        length="1"
-        follows="left|top"
-        height="9"
-        layout="topleft"
-        top_pad="5"
-        left="5"
-        name="label click action"
-        width="280">
-      Click to:
-    </text>
-    <combo_box
-        follows="left|top"
-        height="23"
-        layout="topleft"
-        name="clickaction"
-        width="168"
-        left="81">
-      <combo_box.item
-          label="Touch  (default)"
-          name="Touch/grab(default)"
+     follows="top|left"
+     height="24"
+     image_hover_unselected="BackButton_Over"
+     image_pressed="BackButton_Press"
+     image_unselected="BackButton_Off"
+     layout="topleft"
+     left="8"
+     name="back_btn"
+     tab_stop="false"
+     top="0"
+     width="30"
+     use_draw_context_alpha="false" />
+        <text
+     follows="top|left|right"
+     font="SansSerifHuge"
+     height="26"
+     layout="topleft"
+     left_pad="10"
+     name="title"
+     text_color="LtGray"
+     top="0"
+     use_ellipses="true"
+     value="Object Profile"
+     width="290" />
+	    <text
+     follows="top|left"
+     height="13"
+     layout="topleft"
+     left="45"
+     name="where"
+     text_color="LtGray_50"
+     value="(Inworld)"
+     width="150" />
+	<panel
+         follows="all"
+         height="490"
+         label=""
+         layout="topleft"
+         left="10"
+         help_topic=""
+         name="properties_panel"
+         top="45"
+         width="313"
+   background_visible="true"
+   bg_alpha_color="DkGray2">
+	    	    <text
+		     type="string"
+		     length="1"
+		     follows="left|top"
+		     height="10"
+		     layout="topleft"
+		     left="5"
+             name="Name:"
+		     top="10"
+		     width="78">
+	        Name:
+	    </text>
+	    <line_editor
+		     border_style="line"
+		     border_thickness="1"
+	    	 follows="left|top|right"
+		     height="20"
+		     layout="topleft"
+	    	 left_delta="78"
+		     max_length_bytes="63"
+             name="Object Name"
+	    	 top_delta="0"
+		     width="225" />
+	    <text
+	    type="string"
+	    length="1"
+	    follows="left|top"
+	    height="10"
+	    layout="topleft"
+	    left="5"
+             name="Description:"
+	    top_pad="10"
+	    width="78">
+	        Description:
+	    </text>
+            <line_editor
+	     border_style="line"
+    	     border_thickness="1"
+             follows="left|top|right"
+             height="23"
+             layout="topleft"
+             name="Object Description"
+             select_on_focus="true"
+    		 left_delta="78"
+		     max_length_bytes="127"
+	    	 top_delta="-5"
+	    	 width="225"/>
+	    <text
+		     type="string"
+		     length="1"
+		     follows="left|top"
+		     height="23"
+		     layout="topleft"
+    		 left="5"
+		 name="CreatorNameLabel"
+		  top_pad="12"
+		     width="78">
+	        Creator:
+    	</text>
+	    <text
+		     type="string"
+     follows="left|right|top"
+     font="SansSerifSmall"
+     height="15"
+     layout="topleft"
+     left_pad="0"
+             name="Creator Name"
+		     top_delta="0"
+		     translate="false"
+         use_ellipses="true" 
+		     width="225">
+	        TestString PleaseIgnore
+	     </text>
+	    <text
+			 type="string"
+			 length="1"
+			 follows="left|top"
+			 height="23"
+			layout="topleft"
+			left="5"
+			name="Owner:"
+			top_pad="15"
+			 width="78">
+			    Owner:
+	     </text>
+	     <text
+			    type="string"
+			    follows="left|right|top"
+			    font="SansSerifSmall"
+			    height="15"
+			    layout="topleft"
+			    left_pad="0"
+			    name="Owner Name"
+			    top_delta="0"
+			    translate="false"
+          use_ellipses="true" 
+			    width="225">
+			    TestString PleaseIgnore
+	     </text>
+	    	    <text
+			 type="string"
+			 length="1"
+			 follows="left|top"
+			 height="23"
+			 layout="topleft"
+			 left="5"
+			name="Group_label"
+			top_pad="15"
+			width="78">
+			    Group:
+	     </text>
+      		<button
+			 follows="top|left"
+			 height="10"
+			 image_disabled="Activate_Checkmark"
+			 image_selected="Activate_Checkmark"
+			 image_unselected="Activate_Checkmark"
+			 image_color="White_50"
+			 layout="topleft"
+			 left_pad="0"
+			 top_delta="0"
+			 name="button set group"
+			 tab_stop="false"
+			 tool_tip="Choose a group to share this object's permissions"
+			 width="10" />
+            <name_box
+             follows="left|top"
+             height="18"
+             initial_value="Loading..."
+             layout="topleft"
+             left_pad="5"
+             top_delta="-1"
+             name="Group Name Proxy"
+             width="150" />
+            <button
+             follows="top|left"
+             height="23"
+             label="Deed"
+             label_selected="Deed"
+             layout="topleft"
+             name="button deed"
+             top_pad="0"
+             left="81"
+             tool_tip="Deeding gives this item away with next owner permissions. Group shared objects can be deeded by a group officer."
+             width="100" />
+            <text
+             type="string"
+             length="1"
+             follows="left|top"
+             height="9"
+             layout="topleft"
+             top_pad="5"
+             left="5"
+             name="label click action"
+             width="280">
+                Click to:
+            </text>
+            <combo_box
+             follows="left|top"
+             height="23"
+             layout="topleft"
+             name="clickaction"
+             width="168"
+             left="81">
+                <combo_box.item
+                 label="Touch  (default)"
+                 name="Touch/grab(default)"
           value="Touch" />
-      <combo_box.item
-          label="Sit on object"
-          name="Sitonobject"
+                <combo_box.item
+                 label="Sit on object"
+                 name="Sitonobject"
           value="Sit" />
-      <combo_box.item
-          label="Buy object"
-          name="Buyobject"
+                <combo_box.item
+                 label="Buy object"
+                 name="Buyobject"
           value="Buy" />
-      <combo_box.item
-          label="Pay object"
-          name="Payobject"
+                <combo_box.item
+                 label="Pay object"
+                 name="Payobject"
           value="Pay" />
-      <combo_box.item
-          label="Open"
-          name="Open"
-          value="Open" />
-    </combo_box>
-    <panel
-        border="false"
-        follows="left|top"
-        layout="topleft"
-        mouse_opaque="false"
-        background_visible="true"
-        bg_alpha_color="DkGray"
-        name="perms_inv"
-        left="0"
-        top_pad="15"
-        height="135"
-        width="313">
-      <text
-          type="string"
-          length="1"
+                <combo_box.item
+                 label="Open"
+                 name="Open"
+                 value="Open" />
+            </combo_box>
+	 <panel
+         border="false"
+         follows="left|top"
+         layout="topleft"
+         mouse_opaque="false"
+         background_visible="true"
+         bg_alpha_color="DkGray"
+         name="perms_inv"
+         left="0"
+         top_pad="15"
+         height="135"
+         width="313">
+	  <text
+             type="string"
+             length="1"
           left="5"
-          top_pad="15"
-          text_color="EmphasisColor"
-          height="15"
-          follows="left|top|right"
-          layout="topleft"
-          name="perm_modify"
-          width="310">
-        You can modify this object
-      </text>
-      <text
-          type="string"
-          length="1"
-          follows="left|top"
-          height="16"
-          layout="topleft"
-          left="10"
-          name="Anyone can:"
-          top_pad="8"
-          width="100">
-        Anyone:
-      </text>
-      <check_box
-          height="18"
-          label="Copy"
-          layout="topleft"
-          left_pad="0"
-          name="checkbox allow everyone copy"
-          top_delta="-2"
-          width="90" />
-      <check_box
-          height="18"
-          label="Move"
-          layout="topleft"
-          name="checkbox allow everyone move"
-          left_pad="0"
-          width="150" />
-      <text
-          type="string"
-          length="1"
-          follows="left|top"
-          height="16"
-          layout="topleft"
-          left="10"
-          name="GroupLabel"
-          top_pad="8"
-          width="100">
-        Group:
-      </text>
-      <check_box
-          height="18"
-          label="Share"
-          layout="topleft"
-          left_pad="90"
-          top_delta="-2"
-          name="checkbox share with group"
-          tool_tip="Allow all members of the set group to share your modify permissions for this object. You must Deed to enable role restrictions."
-          width="150" />
-      <text
-          type="string"
-          length="1"
-          follows="left|top"
-          height="16"
-          layout="topleft"
-          left="10"
-          name="NextOwnerLabel"
-          top_pad="8"
-          width="200"
-          word_wrap="true">
-        Next owner:
-      </text>
-      <check_box
-          height="18"
-          label="Modify"
-          layout="topleft"
-          left="20"
-          top_pad="0"
-          name="checkbox next owner can modify"
-          width="90" />
-      <check_box
-          height="18"
-          label="Copy"
-          layout="topleft"
-          left_pad="0"
-          name="checkbox next owner can copy"
-          width="90" />
-      <check_box
-          height="18"
-          label="Transfer"
-          layout="topleft"
-          left_pad="0"
-          name="checkbox next owner can transfer"
-          tool_tip="Next owner can give away or resell this object"
-          width="106" />
-    </panel>
-    <check_box
-        height="23"
-        label="For Sale"
-        layout="topleft"
-        left="20"
-        name="checkbox for sale"
-        top_pad="10"
-        width="100" />
-    <combo_box
-        height="23"
-        left_pad="0"
-        layout="topleft"
-        follows="left|top"
-        name="sale type"
-        width="170">
-      <combo_box.item
-          name="Copy"
-          label="Copy"
-          value="2" />
-      <combo_box.item
-          name="Contents"
-          label="Contents"
-          value="3" />
-      <combo_box.item
-          name="Original"
-          label="Original"
-          value="1" />
-    </combo_box>
-    <spinner
+             top_pad="15"
+             text_color="EmphasisColor"
+	     height="15"
+             follows="left|top|right"
+             layout="topleft"
+             name="perm_modify"
+             width="310">
+                You can modify this object
+            </text>
+	  	    <text
+			 type="string"
+			 length="1"
+			 follows="left|top"
+			 height="16"
+			 layout="topleft"
+			 left="10"
+               name="Anyone can:"
+			 top_pad="8"
+			 width="100">
+			Anyone:
+	    </text>
+	    <check_box
+			 height="18"
+			 label="Copy"
+			 layout="topleft"
+			 left_pad="0"
+             name="checkbox allow everyone copy"
+			 top_delta="-2"
+			 width="90" />
+	    <check_box
+             height="18"
+             label="Move"
+             layout="topleft"
+             name="checkbox allow everyone move"
+			 left_pad="0"
+             width="150" />
+	       	<text
+			 type="string"
+			 length="1"
+			 follows="left|top"
+			 height="16"
+			 layout="topleft"
+			 left="10"
+			 name="GroupLabel"
+			 top_pad="8"
+			 width="100">
+			Group:
+    	</text>
+			    <check_box
+			 height="18"
+			 label="Share"
+			 layout="topleft"
+			 left_pad="90"
+			 top_delta="-2"
+             name="checkbox share with group"
+			 tool_tip="Allow all members of the set group to share your modify permissions for this object. You must Deed to enable role restrictions."
+			 width="150" />
+	    	    <text
+			 type="string"
+			 length="1"
+			 follows="left|top"
+			 height="16"
+			 layout="topleft"
+			 left="10"
+			 name="NextOwnerLabel"
+			 top_pad="8"
+			 width="200"
+			 word_wrap="true">
+			Next owner:
+	    </text>
+	    <check_box
+			 height="18"
+			 label="Modify"
+			 layout="topleft"
+			 left="20"
+			 top_pad="0"
+             name="checkbox next owner can modify"
+			 width="90" />
+	    <check_box
+			 height="18"
+			 label="Copy"
+			 layout="topleft"
+			 left_pad="0"
+             name="checkbox next owner can copy"
+			 width="90" />
+	    <check_box
+			 height="18"
+			 label="Transfer"
+			 layout="topleft"
+			 left_pad="0"
+             name="checkbox next owner can transfer"
+			 tool_tip="Next owner can give away or resell this object"
+			 width="106" />
+	    </panel>
+	    <check_box
+			 height="23"
+			 label="For Sale"
+			 layout="topleft"
+			 left="20"
+             name="checkbox for sale"
+			 top_pad="10"
+			 width="100" />
+		<combo_box
+			 height="23"
+			 left_pad="0"
+			 layout="topleft"
+			 follows="left|top"
+            name="sale type"
+			 width="170">
+        <combo_box.item
+           name="Copy"
+           label="Copy"
+           value="2" />
+        <combo_box.item
+           name="Contents"
+           label="Contents"
+           value="3" />
+        <combo_box.item
+           name="Original"
+           label="Original"
+           value="1" />
+	    </combo_box>
+		<spinner
         follows="left|top"
         decimal_digits="0"
         increment="1"
@@ -445,17 +445,17 @@
         min_val="1"
         height="20"
         max_val="999999999" />
-    <check_box
-        height="20"
-        width="110"
-        top_pad="6"
-        label="Show in search"
-        layout="topleft"
-        left="120"
-        name="search_check"
-        tool_tip="Let people see this object in search results" />
-    <text
-        type="string"
+      <check_box
+	   height="20"
+	   width="110"
+	   top_pad="6"
+	   label="Show in search"
+       layout="topleft"
+	   left="120"
+       name="search_check"
+       tool_tip="Let people see this object in search results" />
+            <text
+             type="string"
         follows="left|top"
         name="pathfinding_attributes_label"
         top_pad="6"
@@ -466,7 +466,7 @@
     <text
         type="string"
         follows="left|top"
-        text_color="EmphasisColor"
+             text_color="EmphasisColor"
         name="pathfinding_attributes_value"
         width="130"
         word_wrap="false"
@@ -475,120 +475,120 @@
     <text
         type="string"
         text_color="EmphasisColor"
-        length="1"
+             length="1"
         top_pad="10"
-        follows="left|top"
-        layout="topleft"
-        left="10"
-        name="B:"
-        height="10"
-        width="50">
-      B:
-    </text>
-    <text
-        type="string"
-        text_color="White"
-        length="1"
-        follows="left|top"
-        layout="topleft"
-        left_pad="0"
-        name="O:"
-        height="10"
-        width="50">
-      O:
-    </text>
-    <text
-        type="string"
-        text_color="EmphasisColor"
-        length="1"
-        follows="left|top"
-        layout="topleft"
-        left_pad="0"
-        name="G:"
-        height="10"
-        width="50">
-      G:
-    </text>
-    <text
-        type="string"
-        text_color="White"
-        length="1"
-        follows="left|top"
-        left_pad="0"
-        layout="topleft"
-        name="E:"
-        height="10"
-        width="50">
-      E:
-    </text>
-    <text
-        type="string"
-        text_color="EmphasisColor"
-        length="1"
-        follows="left|top"
-        layout="topleft"
-        left_pad="0"
-        name="N:"
-        height="10"
-        width="50">
-      N:
-    </text>
-    <text
-        type="string"
-        text_color="White"
-        length="1"
-        follows="left|top"
-        layout="topleft"
-        left_pad="0"
-        name="F:"
-        height="10"
-        width="50">
-      F:
-    </text>
-  </panel>
-  <panel
-      height="25"
-      layout="bottomright"
-      name="button_panel"
-      left="5"
-      bottom="5"
-      width="313">
-    <button
-        follows="bottom|left"
-        height="23"
-        label="Open"
-        layout="topleft"
-        left="5"
-        name="open_btn"
-        top="0"
-        width="73" />
-    <button
-        follows="bottom|left"
-        height="23"
-        label="Pay"
-        layout="topleft"
-        left_pad="5"
-        name="pay_btn"
-        top="0"
-        width="73" />
-    <button
-        follows="bottom|left"
-        height="23"
-        label="Buy"
-        layout="topleft"
-        left_pad="5"
-        name="buy_btn"
-        top="0"
-        width="73" />
-    <button
-        follows="bottom|left"
-        height="23"
-        label="Details"
-        layout="topleft"
-        left_pad="5"
-        name="details_btn"
-        top="0"
-        width="74" />
+             follows="left|top"
+             layout="topleft"
+             left="10"
+             name="B:"
+             height="10"
+             width="50">
+                B:
+            </text>
+            <text
+             type="string"
+             text_color="White"
+             length="1"
+             follows="left|top"
+             layout="topleft"
+             left_pad="0"
+             name="O:"
+             height="10"
+             width="50">
+                O:
+            </text>
+            <text
+             type="string"
+             text_color="EmphasisColor"
+             length="1"
+             follows="left|top"
+             layout="topleft"
+             left_pad="0"
+             name="G:"
+             height="10"
+             width="50">
+                G:
+            </text>
+            <text
+             type="string"
+             text_color="White"
+             length="1"
+             follows="left|top"
+             left_pad="0"
+             layout="topleft"
+             name="E:"
+             height="10"
+             width="50">
+                E:
+            </text>
+            <text
+             type="string"
+             text_color="EmphasisColor"
+             length="1"
+             follows="left|top"
+             layout="topleft"
+             left_pad="0"
+             name="N:"
+             height="10"
+             width="50">
+                N:
+            </text>
+            <text
+             type="string"
+             text_color="White"
+             length="1"
+             follows="left|top"
+             layout="topleft"
+             left_pad="0"
+             name="F:"
+             height="10"
+             width="50">
+                F:
+            </text>
+		</panel>
+    <panel
+		 height="25"
+		 layout="bottomright"
+		 name="button_panel"
+		 left="5"
+		 bottom="5"
+		 width="313">
+        <button
+		     follows="bottom|left"
+		     height="23"
+		     label="Open"
+		     layout="topleft"
+		     left="5"
+		     name="open_btn"
+		     top="0"
+		     width="73" />
+	    <button
+		     follows="bottom|left"
+		     height="23"
+		     label="Pay"
+		     layout="topleft"
+		     left_pad="5"
+		     name="pay_btn"
+		     top="0"
+		     width="73" />
+	    <button
+		     follows="bottom|left"
+		     height="23"
+		     label="Buy"
+		     layout="topleft"
+		     left_pad="5"
+		     name="buy_btn"
+		     top="0"
+		     width="73" />
+        <button
+		     follows="bottom|left"
+		     height="23"
+		     label="Details"
+		     layout="topleft"
+		     left_pad="5"
+		     name="details_btn"
+		     top="0"
+		     width="74" />
 
-  </panel>
+	</panel>
 </panel>
diff --git a/indra/newview/tests/lltranslate_test.cpp b/indra/newview/tests/lltranslate_test.cpp
index 10e37fae97..fd9527d631 100644
--- a/indra/newview/tests/lltranslate_test.cpp
+++ b/indra/newview/tests/lltranslate_test.cpp
@@ -299,11 +299,6 @@ LLControlGroup::LLControlGroup(const std::string& name) : LLInstanceTracker<LLCo
 std::string LLControlGroup::getString(const std::string& name) { return "dummy"; }
 LLControlGroup::~LLControlGroup() {}
 
-namespace boost {
-	void intrusive_ptr_add_ref(LLCurl::Responder*) {}
-	void intrusive_ptr_release(LLCurl::Responder*) {}
-}
-
 LLCurl::Responder::Responder() {}
 void LLCurl::Responder::completedHeader(U32, std::string const&, LLSD const&) {}
 void LLCurl::Responder::completedRaw(U32, const std::string&, const LLChannelDescriptors&, const LLIOPipe::buffer_ptr_t& buffer) {}
@@ -314,7 +309,7 @@ void LLCurl::Responder::result(LLSD const&) {}
 LLCurl::Responder::~Responder() {}
 
 void LLHTTPClient::get(const std::string&, const LLSD&, ResponderPtr, const LLSD&, const F32) {}
-void LLHTTPClient::get(const std::string&, boost::intrusive_ptr<LLCurl::Responder>, const LLSD&, const F32) {}
+void LLHTTPClient::get(const std::string&, LLPointer<LLCurl::Responder>, const LLSD&, const F32) {}
 
 LLBufferStream::LLBufferStream(const LLChannelDescriptors& channels, LLBufferArray* buffer)
 :	std::iostream(&mStreamBuf), mStreamBuf(channels, buffer) {}
diff --git a/indra/newview/viewer_manifest.py b/indra/newview/viewer_manifest.py
index d1c952ac3b..04118a5c87 100644
--- a/indra/newview/viewer_manifest.py
+++ b/indra/newview/viewer_manifest.py
@@ -537,6 +537,7 @@ class WindowsManifest(ViewerManifest):
                 result += 'File ' + pkg_file + '\n'
             else:
                 result += 'Delete ' + wpath(os.path.join('$INSTDIR', rel_file)) + '\n'
+
         # at the end of a delete, just rmdir all the directories
         if not install:
             deleted_file_dirs = [os.path.dirname(pair[1].replace(self.get_dst_prefix()+os.path.sep,'')) for pair in self.file_list]
@@ -1062,7 +1063,6 @@ class Linux_i686Manifest(LinuxManifest):
             self.path("libalut.so")
             self.path("libopenal.so", "libopenal.so.1")
             self.path("libopenal.so", "libvivoxoal.so.1") # vivox's sdk expects this soname
-
             # KLUDGE: As of 2012-04-11, the 'fontconfig' package installs
             # libfontconfig.so.1.4.4, along with symlinks libfontconfig.so.1
             # and libfontconfig.so. Before we added support for library-file
@@ -1081,7 +1081,13 @@ class Linux_i686Manifest(LinuxManifest):
             # previous call did, without having to explicitly state the
             # version number.
             self.path("libfontconfig.so.*.*")
-            self.path("libtcmalloc.so*") #formerly called google perf tools
+            try:
+                self.path("libtcmalloc.so*") #formerly called google perf tools
+                pass
+            except:
+                print "tcmalloc files not found, skipping"
+                pass
+
             try:
                     self.path("libfmod-3.75.so")
                     pass
diff --git a/indra/viewer_components/updater/llupdatechecker.cpp b/indra/viewer_components/updater/llupdatechecker.cpp
index 4da774a5f6..5edbbf9914 100644
--- a/indra/viewer_components/updater/llupdatechecker.cpp
+++ b/indra/viewer_components/updater/llupdatechecker.cpp
@@ -51,37 +51,6 @@ public:
 };
 
 
-class LLUpdateChecker::Implementation:
-	public LLHTTPClient::Responder
-{
-public:
-	Implementation(Client & client);
-	~Implementation();
-	void checkVersion(std::string const & protocolVersion, std::string const & hostUrl, 
-			   std::string const & servicePath, std::string channel, std::string version);
-	
-	// Responder:
-	virtual void completed(U32 status,
-						   const std::string & reason,
-						   const LLSD& content);
-	virtual void error(U32 status, const std::string & reason);
-	
-private:	
-	static const char * sProtocolVersion;
-	
-	Client & mClient;
-	LLHTTPClient mHttpClient;
-	bool mInProgress;
-	std::string mVersion;
-	
-	std::string buildUrl(std::string const & protocolVersion, std::string const & hostUrl, 
-						 std::string const & servicePath, std::string channel, std::string version);
-
-	LOG_CLASS(LLUpdateChecker::Implementation);
-};
-
-
-
 // LLUpdateChecker
 //-----------------------------------------------------------------------------
 
@@ -134,13 +103,7 @@ void LLUpdateChecker::Implementation::checkVersion(std::string const & protocolV
 	std::string checkUrl = buildUrl(protocolVersion, hostUrl, servicePath, channel, version);
 	LL_INFOS("UpdateCheck") << "checking for updates at " << checkUrl << llendl;
 	
-	// The HTTP client will wrap a raw pointer in a boost::intrusive_ptr causing the
-	// passed object to be silently and automatically deleted.  We pass a self-
-	// referential intrusive pointer to which we add a reference to keep the
-	// client from deleting the update checker implementation instance.
-	LLHTTPClient::ResponderPtr temporaryPtr(this);
-	boost::intrusive_ptr_add_ref(temporaryPtr.get());
-	mHttpClient.get(checkUrl, temporaryPtr);
+	mHttpClient.get(checkUrl, this);
 }
 
 void LLUpdateChecker::Implementation::completed(U32 status,
diff --git a/indra/viewer_components/updater/llupdatechecker.h b/indra/viewer_components/updater/llupdatechecker.h
index d882169068..23f62a7c5e 100644
--- a/indra/viewer_components/updater/llupdatechecker.h
+++ b/indra/viewer_components/updater/llupdatechecker.h
@@ -29,6 +29,7 @@
 
 #include <boost/shared_ptr.hpp>
 
+#include "llhttpclient.h"
 
 //
 // Implements asynchronous checking for updates.
@@ -36,7 +37,36 @@
 class LLUpdateChecker {
 public:
 	class Client;
-	class Implementation;
+	class Implementation:
+
+	public LLHTTPClient::Responder
+	{
+	public:
+		Implementation(Client & client);
+		~Implementation();
+		void checkVersion(std::string const & protocolVersion, std::string const & hostUrl, 
+				   std::string const & servicePath, std::string channel, std::string version);
+	
+		// Responder:
+		virtual void completed(U32 status,
+							   const std::string & reason,
+							   const LLSD& content);
+		virtual void error(U32 status, const std::string & reason);
+	
+	private:	
+		static const char * sProtocolVersion;
+	
+		Client & mClient;
+		LLHTTPClient mHttpClient;
+		bool mInProgress;
+		std::string mVersion;
+	
+		std::string buildUrl(std::string const & protocolVersion, std::string const & hostUrl, 
+							 std::string const & servicePath, std::string channel, std::string version);
+
+		LOG_CLASS(LLUpdateChecker::Implementation);
+	};
+
 	
 	// An exception that may be raised on check errors.
 	class CheckError;
@@ -48,7 +78,7 @@ public:
 			   std::string const & servicePath, std::string channel, std::string version);
 	
 private:
-	boost::shared_ptr<Implementation> mImplementation;
+	LLPointer<Implementation> mImplementation;
 };