fix: remove undocumented default params

   *

   * @param options Options to get issues

   */

  public getIssues(options?: ApiGetIssuesOptions): Promise<Issue[]> {

    // set 'Meeting' as default milestone

    const _options: ApiGetIssuesOptions = {

      ...{

        milestone: 'Meeting',

      },

      ...options,

    };

  public getIssues(options: ApiGetIssuesOptions = {}): Promise<Issue[]> {

    // start to build request url

    let requestUrl = 'issues';

    // set initial divider for filter params

    let divider = '?';

    // request issues only for specific group, if group ID is set

    if (typeof _options.groupId === 'number') {

      requestUrl = 'groups/' + _options.groupId + '/' + requestUrl;

    if (typeof options.groupId === 'number') {

      requestUrl = `groups/${options.groupId}/requestUrl`;

    }

    if (typeof options.milestone === 'string') {

      // add milestone to request url

    requestUrl += '?milestone=' + _options.milestone;

      requestUrl += `${divider}milestone=${options.milestone}`;

      divider = '&';

    }

    // request issues only for specific state, if state is set

    if (typeof _options.state === 'string' && ['opened', 'closed'].indexOf(_options.state) >= 0) {

      requestUrl += '&state=' + _options.state;

    if (typeof options.state === 'string') {

      requestUrl += `${divider}state=${options.state}`;

      // divider = '&';

    }

    return this.makeGitLabAPIRequest(requestUrl);