update players info

src/Common.cpp

@@ -16,6 +16,7 @@ void Application::RegisterShutdownHandler(const TShutdownHandler& Handler) {
 }
 
 void Application::GracefullyShutdown() {
+    info("please wait while all subsystems are shutting down...");
     std::unique_lock Lock(mShutdownHandlersMutex);
     for (auto& Handler : mShutdownHandlers) {
         Handler();