Social feed mock

Looks like this

![screen shot 2014-11-07 at 8 23 45 pm](https://cloud.githubusercontent.com/assets/2012179/4963206/63a554f6-66ff-11e4-9f02-1622610afdab.png)
![screen shot 2014-11-07 at 8 24 20 pm](https://cloud.githubusercontent.com/assets/2012179/4963208/64fe7738-66ff-11e4-8ede-03d8457ff92a.png)