* feat(cpn): Initial iFlight Commando8 support
* fix: Commando8 doesn't have trainer port
* feat: Add Simulator for iFlight Commando8
Also some minor code re-order for BetaFPV LR3PRO
* chore: EEPROM_VARIANT not used
* chore: Remove EEPROM bits that don't seem needed
* fix: Build simulator plugin
* fix: Simulator PGUP/PGDN the right way around
* fix: Keep trainer mode in cpn for MPM, etc
