DO NOT MERGE YET: Demo site V2

Looking for team feedback (copy, angular.js optimization) for the V2 style guide demo site. (rackerlabs.github.io/encore-ui/)

Going to continue submitting commits, especially those marked FIXME.
Should I see something here?

![screen shot 2014-12-10 at 11 45 37 am](https://cloud.githubusercontent.com/assets/1529366/5380946/203e5a9c-8062-11e4-8ce2-19d4d03d0a2f.png)