Beautify


![screenshot_2014-12-29-03-17-10](https://cloud.githubusercontent.com/assets/7180398/5565745/59a53cfa-8f09-11e4-974a-3b5a7e66c08d.png)
Added icons to the navigation drawer, because they are awesome
Moved settings to the navigation drawer like in any google app
Navigation bar is now half transparent instad of fixed color, so looks better on navigation drawer open/close