Add margin to items

![screenshot 2014-04-14 16 08 36](https://cloud.githubusercontent.com/assets/1094422/2696059/4e246c6c-c3de-11e3-9899-bff23535dcf6.png)
Instead of:
![screenshot 2014-04-14 16 05 58](https://cloud.githubusercontent.com/assets/1094422/2696063/5560da24-c3de-11e3-84e0-e1d11f4923ec.png)