use requestretry instead of request to retry failed downloads

Author: fbuchinger

index.js

@@ -5,7 +5,7 @@ var isCss = require('is-css');
 var isPresent = require('is-present');
 var isBlank = require('is-blank');
 var isUrl = require('is-url-superb');
-var request = require('request');
+var request = require('requestretry');
 var cheerio = require('cheerio');
 var normalizeUrl = require('normalize-url');
 var stripHtmlComments = require('strip-html-comments');

package.json

@@ -21,6 +21,7 @@
     "normalize-url": "^1.8.0",
     "q": "^1.4.1",
     "request": "^2.79.0",
+    "requestretry": "^1.13.0",
     "resolve-css-import-urls": "1.0.0",
     "strip-html-comments": "1.0.0",
     "strip-wayback-toolbar": "^1.0.4",