Change log:
- buzzer pref now persisted
- Extended Trace support
- node stats support
- Heltec T114: GPS support
- New boards: Ikoka handheld, Keepteen LT1, Thinknode M5
- Xiao NRF52 + Wio: User Button and Power-Off Support
- NRF52: Support low power sleep for RF module when device is powered off
- Heltec T114, Xiao NRF52, RAK WisMesh Tag: Enable DC/DC converter to reduce power