Movie format ribbons

Per-user config to toggle display of format ribbons. These are useful when you have multiple formats of the same movie, or even to just let you know what the movie format is if you have mixed formats (SD, HD, 3D).

![image](https://f.cloud.github.com/assets/1144817/2410248/5c1abab0-aabb-11e3-8046-4da30c9acff6.png)

![image](https://f.cloud.github.com/assets/1144817/2410269/7c9e6e1c-aabb-11e3-93b6-87013d76849b.png)