Replaced all remaining ACE based Singletons

Replaced ACE base AutoPtr class with shared_ptr
Note: worldserver currently broken due to MapUpdater threading failure (ACE ofc, what else could it be)

src/server/shared/Threading/DelayExecutor.cpp

@@ -1,4 +1,20 @@
-#include <ace/Singleton.h>
+/*
+* Copyright (C) 2008-2014 TrinityCore <http://www.trinitycore.org/>
+*
+* This program is free software; you can redistribute it and/or modify it
+* under the terms of the GNU General Public License as published by the
+* Free Software Foundation; either version 2 of the License, or (at your
+* option) any later version.
+*
+* This program is distributed in the hope that it will be useful, but WITHOUT
+* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+* more details.
+*
+* You should have received a copy of the GNU General Public License along
+* with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
 #include <ace/Thread_Mutex.h>
 #include <ace/Log_Msg.h>