Fixes #169. Make sure all cells have the same background color and highl...

...ighted text color.
(#169)

For some reason I couldn't get the highlight colors to behave via the xibs so I resorted to code. 

Before: 

![screen shot 2013-11-08 at 3 32 36 pm](https://f.cloud.github.com/assets/1435271/1504465/fb8233a4-48bd-11e3-8e52-5cf79944438e.png)


After: 

![screen shot 2013-11-08 at 3 35 15 pm](https://f.cloud.github.com/assets/1435271/1504467/01367c9c-48be-11e3-8b45-66232d8b8009.png)