docs: function RequestExecutor(options) {
  
    options = options || {};
  
    this.baseUrl = options.baseUrl || options.client && options.client.baseUrl || 'https://api.stormpath.com/v1';
  
    this.requestAuthenticator = authc.getAuthenticator(options);
  
    options.headers = options.headers || {};
    options.json = true;
  
    this.options = options;
  }