Possibly fixed more memory leaks in other places.

--HG--
branch : trunk

src/game/BattleGround.cpp

@@ -1323,6 +1323,7 @@ Creature* BattleGround::AddCreature(uint32 entry, uint32 type, uint32 teamval, f
     if(!pCreature->IsPositionValid())
     {
         sLog.outError("ERROR: Creature (guidlow %d, entry %d) not added to battleground. Suggested coordinates isn't valid (X: %f Y: %f)",pCreature->GetGUIDLow(),pCreature->GetEntry(),pCreature->GetPositionX(),pCreature->GetPositionY());
+        delete pCreature;
         return NULL;
     }