Remove Bluefruit protocol (qmk#9008)

* Remove Bluefruit protocol

* Remove dir from doxygen TODO pile

Revert "Fix conflicting types for 'tfp_printf' (qmk#8269)"

This reverts commit e17b55e.

format code according to conventions [skip ci]

Initial vusb console support (qmk#8559)

Add some usages needed for ChromeOS hosts (qmk#8996)

Provide a mechanism for split keyboards to process key press on both …

…halves (qmk#9001)

Audio_Enable, AVR template update (qmk#8901)

* Branch point for 2020 May 30 Breaking Change

* audio-configuration: template: audio_avr.c does NOT default to C6

not on its own, it needs a pin configured per define in config.h for audio to actually work
otherwise only parts of the code are included in the firmware, wasting space and possibly breaking builds because auf hitting the firmware-size limits

* audio-configuration: strip comment to bare essentials

Co-Authored-By: Ryan <fauxpark@gmail.com>

* revert future change

Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com>
Co-authored-by: Johannes <you@example.com>
Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: zvecr <git@zvecr.com>

QMK-ify some GPIO macros (qmk#8315)

format code according to conventions [skip ci]

format code according to conventions [skip ci]