New and improved map interface 

Now includes a title bar, legend, and share buttons, and a sweet new story sharing form that @jamalex created (latest updates need to be merged into this branch)

Once we have Jamie's latest this will be ready to go! 

Teaser screenshot

![deployments map foundation for learning equality - google chrome_023](https://cloud.githubusercontent.com/assets/1319950/3503878/f1e9a062-063a-11e4-8767-46ddc6948bd0.png)