Stable cherry pick

VTOL Fixes

Guard against UI Info not available causing crash

Adjust minimum application window size

Make VideoReceiver standalone

Always how command description. Better support for VTOL Takeoff. New help text for altitude on Land commands.

Change some descriptions to be more understandable/correct. Change some Heading->Yaw labels. Use new isLandCommand setting.

FollowMe: Fix "Always" settings for streaming GCS position

gstqgcvideosinkbin update

Mobile File Dialog: Fix file extension appending

Fix file extension appending

Fix Radio button problems

Fix RadioButton group problems. Rework RTL settings to match correct usage.

Fix RadioButton group problems

Plan: Visual tweaks for mission items

Plan: Survey and Corridor Scan now share same command sequence generation code

Survey And Corridor now share same transect generation code. Better unit tests for both with more coverage.

Force consistent setting for offline vehicle

Use only default values when running unit tests