- moved sound system debug into a new debugSound property to lessen the impact of regular debug logging since sound processing is now threaded and therefore logging sound system items may slow down performance

- added texture caching for faction preview textures

source/shared_lib/include/util/util.h

@@ -44,6 +44,7 @@ public:
 		debugUnitCommands,
 		debugPathFinder,
 		debugLUA,
+		debugSound,
 		debugError
     };