Extends module paths with process.mainModule paths
npm install node-pathrequire.paths deprecated method.$ npm install node-path
``javascript
// On process.mainModule; eg: node index.js
require('node-path')(module, ['../libs', '../vendor']);
// On a child module
require('node-path')(module);
var myLib = require('my-lib-in-libs');
var myVendor = require('my-vendor-in-vendors');
``
* Add some tests
* Improve extend method
MIT