• Add support for LUFA/QMK-HID bootloader (#347, #348)
• Update flasher binaries (#312, #341, #342)
• Add key tester (#304)
• HID Console device detection overhaul (#297)
• USB & bootloader device detection overhaul (#330, #331)
• Log message printing overhaul (#339, #340)
• Remove "keyboard from qmk.fm" download section (#314)
• Various UI updates (#303, #343, #344)
• Various internal cleanups & bugfixes (#298, #299, #300, #301, #302, #306, #308, #309, #333, #337, #345)