add lcemp networking + ps3 support

YES I KNOW ITS GARBAGE, THATS WHY ITS NOT ON MAIN

ILL FIX IT UP IN FUTURE COMMITS THEN MERGE TO MAIN

Minecraft.Client/Common/Network/PlatformNetworkManagerInterface.h

@@ -84,7 +84,7 @@ public:
 	virtual void HandleSignInChange() = 0;
 
 	virtual bool _RunNetworkGame() = 0;
-
+	virtual void SetGamePlayState() {}
 private:
 	virtual bool _LeaveGame(bool bMigrateHost, bool bLeaveRoom) = 0;
 	virtual void _HostGame(int usersMask, unsigned char publicSlots = MINECRAFT_NET_MAX_PLAYERS, unsigned char privateSlots = 0) = 0;