emberjs/ember.js — pull request #9391 by rwjblue (2014-10-25 13:12:54+00:00)
Title: Allow more configurability in production builds.

```
DISABLE_ES3=true DISABLE_JSHINT=true DISABLE_MIN=true ember serve --environment=production
```

Takes initial production build time from 70s to 21s, and rebuilds from 6s to 2s.

@stefanpenner - Your wish is my command. ;)