MahApps/MahApps.Metro — pull request #443 by stefan-schweiger (2013-05-02 09:15:20+00:00)
Title: Added a SquareMetroButton style

Added a SquareMetroButton style that looks more like the buttons in Windows 8 apps

![2013-05-02 11-14-46_](https://f.cloud.github.com/assets/3532342/453133/cc71eb18-b308-11e2-95c3-a9f0a4869e96.png)