remove Mutex Manager and associated dead code (#44)

this does nothing

Standard Gaming Platform/sgp.cpp

@@ -689,17 +689,6 @@ BOOLEAN InitializeStandardGamingPlatform(HINSTANCE hInstance, int sCommandShow)
 		return FALSE;
 	}
 
-#ifdef JA2
-	FastDebugMsg("Initializing Mutex Manager");
-	// Initialize the Dirty Rectangle Manager
-	if (InitializeMutexManager() == FALSE)
-	{
-		// We were unable to initialize the game
-		FastDebugMsg("FAILED : Initializing Mutex Manager");
-		return FALSE;
-	}
-#endif
-
 	FastDebugMsg("Initializing File Manager");
 	// Initialize the File Manager
 	if (InitializeFileManager(NULL) == FALSE)
@@ -972,9 +961,6 @@ void ShutdownStandardGamingPlatform(void)
 	ShutdownInputManager();
 	ShutdownContainers();
 	ShutdownFileManager();
-#ifdef JA2
-	ShutdownMutexManager();
-#endif
 
 #ifdef EXTREME_MEMORY_DEBUGGING
 	DumpMemoryInfoIntoFile( "ExtremeMemoryDump.txt", FALSE );