Fixed part of stats page

When user has no rounds, was getting error.  Fixed it!
Fixed stats being outputed

Now allows for all rounds to be rendered to the page.  Added a totals column to also be printed out.
Added Decks title to the stats page

We also added my shitty short profile
Added page to edit user info.
Refactored users controller and stats logic.
Merge pull request #8 from ameliapadua/Stats

Stats