message: Remove the second delete api
diff: @@ -577,17 +577,6 @@ function Facebookbot(configuration) {
  }
  }
  });
  - },
  - deleteAPI: function(message) {
  - request.delete('https://' + api_host + '/v2.6/me/thread_settings?access_token=' + configuration.access_token,
  - {form: message},
  - function(err, res, body) {
  - if (err) {
  - facebook_botkit.log('Could not configure thread settings');
  - } else {
  - facebook_botkit.debug('Successfully configured thread settings', message);
  - }
  - });
  }
  };
  