Add hackathon model
Add partial to hackathon model
Update seeds file with hackathon example
Update routes for hackathon submission
Add test basics
Add view for displaying hackathons and single hackathon
Add hackathon assets
Add hackathon and hackathon submissions controllers
Remove old static hackathon page
Hackathons can be hidden from the public
Hackathon is now a dropdown on the navbar
Add ability to make a new hack submission
Add hackathon submission form
Remove unnecessary css and sass files