Get rid of that stupid better errors gem
Add data visualization for results

* Calculate fraction of votes for each answer
* Create graphs representing results
* Style graphs
* Add results to thanks page
* Find referer id for thanks page, it errors out if you fuck around
* Why can't I remember why I decided not place thanks under surveys?
* I know there was a good reason, or else this is dumb
Improve Thanks Controller

* Add rescue in case somebody tries going back
* Refactor to make survey id finding more clear
Order questions and answers

* It doesn't make sense for them to reorder all the time
* Add default_scope based on id to keep order user created them with
Remove redundant begin block