fix debug settings and re added ps3 leaderboard fix

Minecraft.Client/Common/Leaderboards/LeaderboardManager.cpp

@@ -9,6 +9,9 @@ const wstring LeaderboardManager::filterNames[eNumFilterModes] =
 		L"Friends", L"MyScore", L"TopRank"
 	};
 
+#ifdef __PS3__ // str1k3r - only PS3 needs this, also this wasnt in the leak?
+LeaderboardManager *LeaderboardManager::m_instance = NULL;
+#endif
 
 void LeaderboardManager::DeleteInstance()
 {