yiisoft/yii2 — pull request #444 by tonydspaniard (2013-05-29 12:14:46+00:00)
Title: added button group dropdowns

![captura de pantalla 2013-05-29 a la s 14 14 18](https://f.cloud.github.com/assets/566016/578477/55e983dc-c859-11e2-8209-37bb108b2dc5.png)

closes #366