User views

# Changes
 - Adds user profile and index views.
 - Removes vote button from page if user can't vote (rather than waiting to refuse once they click).

# Screencast
![screen recording 2014-11-04 at 12 36 pm](https://cloud.githubusercontent.com/assets/583202/4904709/a84e6c04-6449-11e4-9384-2ca956da419f.gif)