code: function EStoreScraper() {
      _.defaults(this, {
          logger: new logging.Logger(),
          cookieJar: new CookieJar(),
          maxConcurrency: 10,
          startPage: '',
          agent: new http.Agent()        
      });
      
      this.agent.maxSockets = this.maxConcurrency;
      this.products = [];
      this.waiting = 0;
  }
docs: General purpose e-commerce store scraper shell.