UI: Change console scroll area.
Envelope: HACK! Add small constant to avoid NaNs.
Change type of packet data to bytes, kill endianness problems.
Add Manchester decoder, use when decoding packet data.
Integrator: Reduce size of array to match hard-coded scaling factor, which is ultimately a sad hack...
UI: Wrap displaying of M4 CPU metrics in a #define so I can switch it on easily. Still ugly...
Capture only timestamps in baseband handlers. Extract common code into baseband interrupt.
RX TPMS: Initial OOK implementation.

TODO: Some hard-coded demodulation bits still.
TODO: Remove I2S dependency.