message: feet: handle facebook_pass_thread_control
diff: @@ -388,6 +388,15 @@ function Facebookbot(configuration) {
  };
  facebook_botkit.trigger('facebook_standby', [bot, message]);
  + } else if (facebook_message.pass_thread_control) {
  + var message = {
  + user: facebook_message.sender.id,
  + page: facebook_message.recipient.id,
  + timestamp: facebook_message.timestamp,
  + pass_thread_control: facebook_message.pass_thread_control
  + };
  +
  + facebook_botkit.trigger('facebook_pass_thread_control', [bot, message]);
  } else {
  facebook_botkit.log('Got an unexpected message from Facebook: ', facebook_message);
  }
  