added missing require

Author: OpenByteDev

lib/Scrapper.js

@@ -2,10 +2,10 @@ const typeOf = require('typeof');
 const normalizeUrl = require('normalize-url');
 const urlparser = require('urlparser');
 
-const Error = require('./Error.js');
 const Scrap = require('./Scrap.js');
 
 const runners = require('./runners.js');
+const config = require('./config.js');
 
 
 class Scrapper {