feat(Core/DBC): rework load DBC (#3002)

* Move DBC load system from TC
* Add db tables for all dbc
* Support override data from db
* Support override spells from db (#2994)

src/server/game/Misc/GameGraveyard.cpp

@@ -1,6 +1,7 @@
 #include "GameGraveyard.h"
 #include "MapManager.h"
 #include "DBCStores.h"
+#include "DatabaseEnv.h"
 #include "Log.h"
 
 Graveyard* Graveyard::instance()