Facility view UI improvement

Facility selector changed to drop-down menu, moved to the right of the title. It is conditionally shown if the user can manage more than one facility.
![screen shot 2014-10-02 at 4 40 01 pm](https://cloud.githubusercontent.com/assets/6635497/4487586/2ae9477a-49ff-11e4-9f17-82a7e6acf4d7.png)