message: Add an example of messanger profile API
diff: @@ -181,6 +181,24 @@ controller.api.messenger_profile.get_domain_whitelist(function (err, data) {
  });
  +controller.hears(['code'], 'message_received,facebook_postback', function(bot, message) {
  + controller.api.messenger_profile.get_messenger_code(2000, function (err, url) {
  + if(err) {
  + // Error
  + } else {
  + var image = {
  + "attachment":{
  + "type":"image",
  + "payload":{
  + "url": url
  + }
  + }
  + };
  + bot.reply(message, image);
  + }
  + });
  +});
  +
  controller.hears(['quick'], 'message_received', function(bot, message) {
  bot.reply(message, {
  