fix relative require urls

benchmark/implementations/commonmark-reference/index.js

@@ -1,6 +1,6 @@
 'use strict';
 
-var commonmark = require('../../extra/lib/node_modules/commonmark');
+var commonmark = require('commonmark');
 var parser = new commonmark.Parser();
 var renderer = new commonmark.HtmlRenderer();
 

benchmark/implementations/markdown-it-2.2.1-commonmark/index.js

@@ -1,6 +1,6 @@
 'use strict';
 
-var md = require('../../extra/lib/node_modules/markdown-it')('commonmark');
+var md = require('markdown-it')('commonmark');
 
 exports.run = function (data) {
   return md.render(data);

benchmark/implementations/marked/index.js

@@ -1,6 +1,6 @@
 'use strict';
 
-var marked = require('../../extra/lib/node_modules/marked');
+var marked = require('marked');
 
 exports.run = function (data) {
   return marked(data);