Add leaderboard
Change leaderboard to be admin-only
Add ability to view leaderboard after competition for users
Fix helper test
Add leaderboard rankings
Add times solved to tasks in competitions index
Fix th instead of td for table header
Move task_badge to after name
Fix leaderboard rows
Add docker-api to Gemfile
Add language model
Add basic user profiles
Add my profile integration test
Replace evaluation job with one that uses docker

Also update various models to reflect new evaluation format.
Delete all old evaluator stuff
Make db:seed insert all the fixture languages into the DB
Add support for memory limit

Right now it seems the submission will just time out if it tries to
allocate too much memory
Remove procfile
Merge pull request #9 from Sirupsen/docker-evaluation

Docker evaluation
Remove language dockerfiles
Remove log dir
Vagrantfile with ruby n shit