visionmedia/n — pull request #176 by darrenderidder (2014-05-22 05:33:16+00:00)
Title: add support for repo mirrors via N_MIRROR env variable

Usage:
```
export N_MIRROR="http://nodejs.org/dist/"
n ls
```
Tested on Ubuntu 14.04 LTS Trusty Tahr & Mac OS X 10.6.8