Improve logging

Author: dimaip

util/network.js

@@ -8,7 +8,7 @@ export function getContent(url) {
         const request = lib.get(url, response => {
             // handle http errors
             if (response.statusCode < 200 || response.statusCode > 299) {
-                reject(new Error('Failed to load page, status code: ' + response.statusCode));
+                reject(new Error('Failed to load page, status code: ' + response.statusCode + '; Url: ' + url));
             }
             // temporary data holder
             const body = [];