This takes the place of rc12 (which was pulled), and rc13 which was for testing among a small group of users on Telegram.
Highlights:
- Fix RC RSSI using Mavlink1 messages
- PX4 flight mode support in old osd and qopenhd
- Betaflight Mavlink support fixed in old osd and qopenhd
- Seek thermal camera support
- Reduced CPU use in QOpenHD
- Fix LTM battery usage and RC RSSI support in QOpenHD
- Remote shutdown/reboot for air and ground
- Power sensor support for air and ground (INA219/LifepoweredPi boards for now)
- IMX307 settings
- Loads of bug fixes