message: set unregister reason when stopping application manager
diff: @@ -2272,6 +2272,8 @@ bool ApplicationManagerImpl::Stop() {
  stopping_application_mng_lock_.Release();
  application_list_update_timer_.Stop();
  try {
  + SetUnregisterAllApplicationsReason(
  + mobile_api::AppInterfaceUnregisteredReason::IGNITION_OFF);
  UnregisterAllApplications();
  } catch (...) {
  LOG4CXX_ERROR(logger_,
  