Matrix is populated with classes
Improve tests to test casse we care about
Break out into multiple files
Outlines on matrix and directory tables
Cells color differently if they're occupied
Directory and matrix are side by side on screen
App fits vertically within the window
Added email code to directory
Cells are all the same height

Right now the width stuff just happens, and chrome's rendering engine is better at choosing good cell widths than me, so I'll leave it as is.
center text in matrix cells

soooo pretty!
Add a schedule function

Not ready to drag things and drop them yet, but you can in theory change the schedule