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/game/Server/WorldSession.cpp

@@ -780,7 +780,7 @@ void WorldSession::SaveTutorialsData(SQLTransaction &trans)
 
     PreparedStatement* stmt = CharacterDatabase.GetPreparedStatement(CHAR_SEL_HAS_TUTORIALS);
     stmt->setUInt32(0, GetAccountId());
-    bool hasTutorials = !CharacterDatabase.Query(stmt).null();
+    bool hasTutorials = !CharacterDatabase.Query(stmt);
     // Modify data in DB
     stmt = CharacterDatabase.GetPreparedStatement(hasTutorials ? CHAR_UPD_TUTORIALS : CHAR_INS_TUTORIALS);
     for (uint8 i = 0; i < MAX_ACCOUNT_TUTORIAL_VALUES; ++i)