Settings: Fix for small screens

ComplexMissionItem unit test

Survey: AMSL altitude support

-closes #2861

Survey: Add camera trigger support

Survey: Polygon grid support, with angle support

Still a bit buggy

Survey initial grid generation

Plane: Fix crash on delete

Update gps indicator to hdop, new hdop boundaries

Add complex mission item exit coordinate support

Plus many load/save fixes

Boot perf

Values picker dialog: Clip to inner size

More work on complex mission items

Scrolling was going up under title bar

- Load/Save working
- Entry point working

Mobile builds say "Click Firmware on the right ..."

Fix mission factPanel hookup in ESP WiFi thingy summary qml

Allow map zoom to go to 20

Fix instrument panel value picker