Putting the Light module up in the main source.
Music and Light unit tests.
WS2812/NeoPixel library added.
Simple ribbon test.
Not sure why this didn't commit.  trying again.
Got a Rule90 automata pattern running on the rim.  "Light" module.  Still needs some tuning.
Waaay happier with the rim lights.  Nice animations, very clear button press response.  Binky, but not spastic.