Bootstrap

Major UI update.

* closes #33 - bootstrap update
* closes #30 - default search view
* closes #4 - daterangepicker update
* closes #32 - disable unavailable dates from date picker
* saved searches are now :star: searches
* using desaturated MapBox base tiles

This pull request is still a work in progress, so keeping it open for now.

![screen shot 2014-05-23 at 3 23 15 pm](https://cloud.githubusercontent.com/assets/919583/3071476/1b1adfc4-e2b8-11e3-9d2d-467d15c50ba6.png)