Made home view pretty, added some seed data
Fleshed out flash cards

* Made more seed data
* Made flash cards display characters in table
Refactored and prettified drill and song views
Made fancy (non-functional) user bar thing
First cut at grids

At least it resembles a grid...
Refactored grid route to use TeachablesController
Got grids to line up!

Code looks like shit though.
Made grid look pretty!