Add terminate on pause option for apps (resolves #801)

src/stream.cpp

@@ -2070,9 +2070,7 @@ namespace stream {
       if (--running_sessions == 0) {
         bool revert_display_config {config::video.dd.config_revert_on_disconnect};
         if (proc::proc.running()) {
-#if defined SUNSHINE_TRAY && SUNSHINE_TRAY >= 1
-          system_tray::update_tray_pausing(proc::proc.get_last_run_app_name());
-#endif
+          proc::proc.pause();
         } else {
           // We have no app running and also no clients anymore.
           revert_display_config = true;