Minor layout improvements and part number changes

Switch buck chip to LMR51420Y, add 9V SMPS.

Add missing newline at end of "get" output.

Make configurator output a little more verbose

Make the flight mode more legible

Fixes to current display code

Current scaling in Amps and raw ADC data over USB - change adc_c to adc2_c everywhere - introduce 2nd coefficient for ADC1 - submit ADC1/2 raw values over USB - display ADC1/2 raw values in configurator - ignore data files in configurator directory

Add some comments to new angle code

Begin reworking angle mode for better feel and configurability

Add barometer support This doesn't do anything yet but the data is now available for OSD and/or flight use.