A user can view their activity feed on their dashboard page.  

This feature requires tracking of the events of creating a video, updating an avatar, and
updating their bio.  So everytime one of these events are triggered, an activity is created.  
![h1a4bdl](https://cloud.githubusercontent.com/assets/755201/5456086/0b1d3ba4-850f-11e4-9906-67e86840743d.gif)