Twitter Bootstrap 3.2.0

Feel free to compare with https://github.com/twbs/bootstrap/compare/v3.1.1...v3.2.0.

![stand-up-and-everybody-dance-now](https://cloud.githubusercontent.com/assets/193936/3402399/b9761806-fd5b-11e3-9f5b-fb451cea2bd8.png)