[11001] Fixed crashes in ACE network code.

Signed-off-by: VladimirMangos <vladimir@getmangos.com>

Thanks to kero99 for pointing to patch and testing.

src/game/WorldSocket.cpp

@@ -445,6 +445,7 @@ int WorldSocket::handle_close (ACE_HANDLE h, ACE_Reactor_Mask)
         m_Session = NULL;
     }
 
+    reactor()->remove_handler(this, ACE_Event_Handler::DONT_CALL | ACE_Event_Handler::ALL_EVENTS_MASK);
     return 0;
 }