code: function fireRequest(urlStr, callback) {
    var start = Date.now();
  
    request({
      url: urlStr,
      method: 'GET',
      maxRedirects: 8,
      timeout: 10 * 1000
      //headers: { 'User-Agent': 'woobot/2.0' }
    }, function (error, response) {
      callback(error, response, Date.now() - start);
    });
  }
docs: Fire http request and callback when done.
  
  @param  {String}   urlStr   The url.
  @param  {Function} callback Callback with error, response and responstime.