DBLayer:

- Implement QueryCallback_2 template for ACE_Future callbacks using 2 parameters for the callback function
- Make MSG_LIST_STABLED_PETS´s handler use async query instead of blocking query

--HG--
branch : trunk

src/server/game/Server/WorldSession.h

@@ -218,6 +218,7 @@ class WorldSession
         // Pet
         void SendPetNameQuery(uint64 guid, uint32 petnumber);
         void SendStablePet(uint64 guid);
+        void SendStablePetCallback(QueryResult_AutoPtr result, WorldPacket* data, uint8 num);
         void SendStableResult(uint8 guid);
         bool CheckStableMaster(uint64 guid);
 
@@ -805,6 +806,7 @@ class WorldSession
         QueryResultFuture m_addIgnoreCallback;
         QueryCallback<std::string> m_charRenameCallback;
         QueryCallback<std::string> m_addFriendCallback;
+        QueryCallback_2<WorldPacket*, uint8> m_sendStabledPetCallback;
         QueryResultHolderFuture m_charLoginCallback;
 
     private: