More on flash memory

Use high speed IO for SPI pins. Begin flash interface.

Revert "Work in progress on new power supplies" This reverts commit f380e0b659656c6729afb5916a220a1607aef7b0.

Revert "More work on 36V power supplies" This reverts commit 1e05a41fa4dfa3787f584feb9a6f17393303f268.

More work on 36V power supplies

Update sample config again for new filtering

Reduce filter cutoff to 170.1Hz

Implement air mode better

Update example PID

Work in progress on new power supplies