Revert "Commit updated Javascript packages"

This reverts commit a88734348a.

build/javascript/node_modules/postcss-js/index.js

@@ -1,11 +0,0 @@
-var objectify = require('./objectifier')
-var parse = require('./parser')
-var async = require('./async')
-var sync = require('./sync')
-
-module.exports = {
-  objectify: objectify,
-  parse: parse,
-  async: async,
-  sync: sync
-}