thoughtbot/bourbon — pull request #568 by tysongach (2014-11-09 00:49:33+00:00)
Title: Deprecates the box-sizing mixin

Browser support is strong (94.66%), no longer need prefixes: http://caniuse.com/#feat=css3-boxsizing

To do:

- [ ] Remove from docs
- [ ] [Update Neat](https://github.com/thoughtbot/neat/blob/master/app/assets/stylesheets/grid/_box-sizing.scss)