message: try to fix handover api on bot
diff: @@ -736,8 +736,12 @@ function Facebookbot(configuration) {
  },
  metadata: metadata
  };
  - request.post('https://' + api_host + '/v2.6/me/take_thread_control?access_token=' + configuration.access_token,
  - request_body,
  + request.post({
  + url: 'https://' + api_host + '/v2.6/me/take_thread_control',
  + qs: {access_token: configuration.access_token},
  + body: request_body,
  + json: true
  + },
  function(err, res, body) {
  if (err) {
  facebook_botkit.log('Could not take thread control');
  @@ -770,8 +774,12 @@ function Facebookbot(configuration) {
  metadata: metadata
  };
  console.log({request_body})
  - request.post('https://' + api_host + '/v2.6/me/pass_thread_control?access_token=' + configuration.access_token,
  - request_body,
  + request.post({
  + url: 'https://' + api_host + '/v2.6/me/pass_thread_control?access_token=' + ,
  + qs: {access_token: configuration.access_token},
  + body: request_body,
  + json: true,
  + },
  function(err, res, body) {
  if (err) {
  facebook_botkit.log('Could not pass thread control');
  