Method unfollow

lib/User.js:200–202

* Have the currently authenticated user unfollow this user * @see https://developer.github.com/v3/users/followers/#follow-a-user * @param {string} username - the user to unfollow * @param {Requestable.callback} [cb] - receives true if the request succeeds * @return {Promise} - the pr

(username, cb)

    * @return {Promise} - the promise for the http request
    */
   unfollow(username, cb) {
      return this._request('DELETE', `/user/following/${username}`, null, cb);
   }

   /**
    * Create a new repository for the currently authenticated user