Layout and playlist fixes

Fixed this:
![image](https://cloud.githubusercontent.com/assets/1144817/3181513/f21b8c9a-ec3f-11e3-8648-144febef37fc.png)
 To this:
![image](https://cloud.githubusercontent.com/assets/1144817/3181515/f790067e-ec3f-11e3-85a5-58ec032102ec.png)
 And added playlist arry exposure to MediaController:
![image](https://cloud.githubusercontent.com/assets/1144817/3181517/013ec5de-ec40-11e3-9754-d677e8b950c5.png)