018a243 - latest hat iteration
c0b365b - working buzzer, and corrected math!
3b28eaf - now with 8 LEDs
9ab5dda - working with 4 LEDs and shift register, buzzer still not implemented.
6f3c7a3 - currently has 4 LEDs working with the compass, but not with a shift register, and the buzzer is not yet implemented.
4866e43 - initial code push
Commit pushed to hypatia/scandroid