Replaced the LogWorker thread with Boost ASIO

src/server/worldserver/Main.cpp

@@ -145,6 +145,12 @@ extern int main(int argc, char** argv)
         return 1;
     }
 
+    if (sConfigMgr->GetBoolDefault("Log.Async.Enable", false))
+    {
+        // If logs are supposed to be handled async then we need to pass the io_service into the Log singleton
+        Log::instance(&_ioService);
+    }
+
     TC_LOG_INFO("server.worldserver", "%s (worldserver-daemon)", _FULLVERSION);
     TC_LOG_INFO("server.worldserver", "<Ctrl-C> to stop.\n");
     TC_LOG_INFO("server.worldserver", " ______                       __");