Huge renderer update (WIP). Still plenty to do, especially pertaining to UI.

-Nametag bubble visbility is oddly inconsistent. May vanish with future planned UI merges...
-VBOs are PAINFULLY slow on ATI hardware. This repos self-compiled davep/shining-fixes branch, so I'll leave the ball in LL's court for now regarding that.

indra/llcommon/llsdserialize.h

@@ -788,9 +788,7 @@ public:
 	}
 };
 
-#if MESH_ENABLED
 //dirty little zip functions -- yell at davep
 LL_COMMON_API std::string zip_llsd(LLSD& data);
 LL_COMMON_API bool unzip_llsd(LLSD& data, std::istream& is, S32 size);
-#endif //MESH_ENABLED
 #endif // LL_LLSDSERIALIZE_H