I also took the opportunity to update the `license` field to the
modern format.  (The versino of the CC license came from the README.)

Auditors: eater

Test Plan:
I ran `make serve` and visited http://localhost:8000/test with a bunch
of 200's.

I also ran `make pack` with success.

Since this repo is no longer used I don't know that ay other testing
makes sense.