Increase footer height to accommodate visual design changes.

### Example js533sk1281

#### Before
![js533sk1281-footer-before](https://cloud.githubusercontent.com/assets/96776/4831924/42344908-5f98-11e4-88bc-e3f271b17bb8.png)

#### After
![js533sk1281-footer-after](https://cloud.githubusercontent.com/assets/96776/4831923/42305352-5f98-11e4-8ecc-9e8fca537571.png)