code: function WebFinger(config) {
      if (typeof config !== 'object') {
        config = {};
      }
  
      this.config = {
        tls_only:         (typeof config.tls_only !== 'undefined') ? config.tls_only : true,
        webfist_fallback: (typeof config.webfist_fallback !== 'undefined') ? config.webfist_fallback : false,
        uri_fallback:     (typeof config.uri_fallback !== 'undefined') ? config.uri_fallback : false,
        request_timeout:  (typeof config.request_timeout !== 'undefined') ? config.request_timeout : 10000
      };
    }
docs: Function: WebFinger
  
  WebFinger constructor
  
  Returns:
  
  return WebFinger object