Wholesale update of llmessage to V3.2

Note that this removes message logger for now.

indra/llcommon/llqueuedthread.h

@@ -178,8 +178,8 @@ protected:
 public:
 	bool waitForResult(handle_t handle, bool auto_complete = true);
 
-	virtual S32 update(U32 max_time_ms);
-	S32 updateQueue(U32 max_time_ms);
+	virtual S32 update(F32 max_time_ms);
+	S32 updateQueue(F32 max_time_ms);
 	
 	void waitOnPending();
 	void printQueueStats();