Add support for MediaCrush albums and show branding on expandos

![6b4zmx2l7ga1](https://f.cloud.github.com/assets/1310872/1557447/b8bba13a-4f17-11e3-9c5a-a0f18935ab92.png)

![-hjwhye3v-lz](https://f.cloud.github.com/assets/1310872/1557448/bcfcf56e-4f17-11e3-9129-92bfe29a4540.png)