def request_restart!
      Incline::Log::info 'Requesting an application restart.'
      FileUtils.touch restart_file
      File.mtime restart_file
    end
def request_restart!
      Incline::Log::info 'Requesting an application restart.'
      FileUtils.touch restart_file
      File.mtime restart_file
    end
Updates the restart file to indicate we want to restart the web app.