UI improvements on CP > Menu

#### Before

![screen shot 2013-11-25 at 5 14 28 pm](https://f.cloud.github.com/assets/228733/1626670/de7edd86-56e4-11e3-955c-346ffe1fdf03.png)

#### After

![screen shot 2013-11-25 at 5 13 01 pm](https://f.cloud.github.com/assets/228733/1626674/e4c6b07e-56e4-11e3-9737-0d0838bb0add.png)