Multi-Vehicle Start/Pause Fixes

Prep for marking 3.4.3

Prep for marking 3.4.3

Plan: Fix terrain NaN making it all the way to Planned Home altitude.

Fix terrain NaN making it all the way to Planned Home altitude.

Fixes https://github.com/mavlink/qgroundcontrol/issues/6770

Fix Resume Mission item count bug

Fix resume mission item count bug

Support GuidedActionsController logging

SimpleMissionItem::setCoordinate was screwing up altitude/param7 syncronization

Add blank line

Update for SimpleMissionItem::setCoordinate fix

Update to setCoordinate no longer changing altitude

Removed setCoordinate support to reduce confusion

setCoordinate was screwing up altitude/param7 syncronization

Log Replay: Back up further from end of file to handle more cases

Back up further from end of file to handle more cases

Update for 3.4.1 release

Update for 3.4.1 release

Add change log

Add change log

Terrain fixes

Fix swapped climb/descent

Fix incorrect qCWarning

Hack fix for terrain crash when new query comes through before old query is complete

Compass Cal: Don't show compass orientations for fixed orientation vehicles.

Plan: Fix defaulting when you "Change Command"

Hack fix for terrain crash when new query comes through before old query is complete

Don't show compass orientations for fixed orientation vehicles.

Fix Change Command parameter default setting

Windows: Install new version does not delete AppData from previous install.

Install new version does not delete AppData from previous install.

Fixes

* 'Stable_V3.4' of https://github.com/mavlink/qgroundcontrol:
  Change Command only supported for Simple Items
  Prompt for Reboot after compass cal
  Respect app units

Hide flight speed and camera section for ArduPilot. This is because it doesn't allow mission items to be before the TAKEOFF command.

Don't add takeoff as first item when it doesn't make sense for vehicle

Plan: Change Command only supported for Simple Items

Prompt for Reboot after compass cal

Change Command only supported for Simple Items

Prompt for Reboot after compass cal