Migrate to Rails

Add scaffolds for Card, Side, and Deck
Add relations for models
Use builtin rails jQuery instead of own
Add deck names
Add a mockup of new website
Add beginning of nice interface

- Add all the CSS
- Add branding file
- Add variables for red and green and dark variants
- Change listing method for decks
Add users
Add migrations for relationships
Merge pull request #8 from porglezomp/rails-migration

Migrate to Rails
Resolves #7