listStarredRepos(cb) {
      let requestOptions = this._getOptionsWithDefaults();
      return this._requestAllPages(this.__getScopedUrl('starred'), requestOptions, cb);
   }
Gets the list of starred repositories for the user
@see https://developer.github.com/v3/activity/starring/#list-repositories-being-starred
@param {Requestable.callback} [cb] - will receive the list of starred repositories
@return {Promise} - the promise for the http request