- LAYER_MODS() accepts either left or right modifiers
- LAYER_TAP() can use modifier as tap key, related to #422

IS_ANY() is used in usb_usb

I changed the gitignore file to match the chibios.mk declaration.
Also it will be easier, you just clone ChibiOS and ChibiOS-Contrib and
you don't have to rename nothing.

output binary file for LUFA mass storage bootloader

GNAP dual controller dual matrix reactive LED

Modified the LUFA USB HID Descriptor to change the logical/usage
minimums for System Control from 0x01 (Mouse) to 0x81 (System Power
Down), this fixes OS X recognizing the Planck as having a mouse and
tablet, even with mousekeys off.

jackhumbert/qmk_firmware@0b8c448

it supports four keyboards and two cascaded hubs

- Logical Min/Max contains signed value and needs 16 bit to indicate 255
https://github.com/jackhumbert/qmk_firmware/issues/312