Ability to expose MAVLink enums to QMl

PX4 multi-battery setup

Move UAVCAN config to Vehicle

Support unlimited compasses, plus all sort of other ui fixup

Fix logging

Remove logging

Add separate Gyro cal support

Move calibration methods to Vehicle

- add NOTIFY for distanceSensor property
- add DistanceSensorReadingsChange() callback prototype

- revert excessive NOTIFY
- adding MaxSensor into DistanceSensor frame handling

- add proximity radar view in map view
- add proximity radar view in video view

change distance label positioning in video view

clean up unwanted comments

- space up proximity sectors
- revert unwanted changes in qgroundcontrol.qrc

squashed commits

Less twitchy value grid width sizing

Video Stream only now support photo capture from stream

Change VideoManager::grabImage to automatically generate file name

Add support for Photo save path

Unified photo/video control which works with mavlink cameras and just video stream

Fix typo

Merge fix

Move Vibration to Analyze

Cherry pick UDPLink range for fixes from Stable

Convert to app units as needed

Press and Hold on Arm will change it to Force Arm

Switch to Controls 2 version of QGCButton

Remove unused code

Performance changes

Support multi-system display/selection

Fix handling of popout analyse window

Fix Drawer closePolicy/interactive

Split into Views and Tools

Telemetry Values bar at center bottom

More flight mode, vtol mode, armed into main status

Visual tweaks

Ready To Fly support based on MAV_SYS_STATUS_PREARM_CHECK