* Remove chording as it is not documented, not used, and needs work.
* Make Leader Key an optional feature.
* Switch from `PREVENT_STUCK_MODIFIERS` to `STRICT_LAYER_RELEASE`
* Remove `#define PREVENT_STUCK_MODIFIERS` from keymaps.
* initial files for rev 6 with encoder
* music map init, dip scan added
* adds ws2812 driver for arm
* flesh out dip and encoder support
* adds default encoder res
* adds default encoder res
* start muse implementation
* muse working with encoder as control
* flip direction
* try mouse wheel again
* dont break other revs
* dont break other revs
* conditional autio
* pwm ws driver (not working)
* update build includes for chibios
* update ws2812 driver/config
* last commit for glasser code
* working example
* remove rgb for now
* finish up rev6
* working encoder keycodes
* add warnings to planck keymaps about the LAYOUT
* add breathing to bananasplit
* backlight breathing overhaul
* fix the backlight_tick thing.
* fix for vision_division backlight
* fix a few keymaps and probably break breathing for some weirdly set-up boards.
* remove BL_x keycodes because they made unreasonable assumptions
* some fixes for BL keycodes
* integer cie lightness scaling
* use cie lightness for non-breathing backlight and make breathing able to reach true max brightness
* Remove all Makefiles from the keyboards directory.
* update keymaps added in the last 8 days
* Ignore keyboard/keymap makefiles
* update hand_wire to reflect our new Makefile-less reality
* Update the make guide to reflect the new reality
* move planck keymap options to rules.mk
* update planck keymaps 4real
* trigger travis
* add back build_keyboard.mk
* restore changes to build_keyboard
