ArduPilot option to not start mavlink streams

Initialization of Fact prior to Qt init causes crash.

Clip video rectangle so when aspect ratio is adjusted, the image is not larger than the containing (window) rectagle.

Prevent counter overflow

Add support for board/firmware detection using ArduPilot port naming scheme.

Rework header to prevent conflicts

Support UTM SHP files

Fix double survey load from shape

Allow Safety page editing while in flight

Better handling of Flight Plan Complete comm lost scenarios

Fix recalc bug

CP - If a metadata name is not found in the Json file, issue an error and exit. It would crash if let proceed.

Don't starts streams from QGC side. Assume firmware side does the right thing.

New Resume Mission sequence

Layout fixes

Fix mission item generation