title: TypeError : gfs.gracefulify is not a function + cordova OS X
body: <p>I was following every step in this link
  <a href="http://cordova.apache.org/docs/en/dev/guide/cli/index.html#The%20Command-line%20Interface" rel="nofollow">Cordova install OS X</a>
  but when I try to check cordova --version, it show me an error</p>
  
  <pre><code>/usr/local/lib/node_modules/cordova/node_modules/npm/lib/npm.js:19
  </code></pre>
  
  <p>, fs = gfs.gracefulify(require('fs'))</p>
  
  <p>TypeError: gfs.gracefulify is not a function</p>
  
  <p>Thanks</p>