message: Change to url legacy due ts
diff: import { Botkit, BotkitDialogWrapper, BotkitMessage, BotWorker, BotkitConversation } from 'botkit';
  import * as request from 'request';
  +const url = require('url');
  const debug = require('debug')('botkit:cms');
  /**
  @@ -70,7 +71,7 @@ export class BotkitCMSHelper {
  private async apiRequest(uri: string, params: {[key: string]: any} = {}, method: string = 'GET'): Promise<any> {
  let req = {
  - uri: new URL(uri + '?access_token=' + this._config.token, this._config.uri),
  + uri: url.resolve(this._config.uri, uri + '?access_token=' + this._config.token),
  headers: {
  'content-type': 'application/json'
  },
  