Remove old Flight Mode config code

PrimaryFlightDisplay: Clear up speed label (now showing airspeed and gro...

Light palette color changes

Update Ubuntu PPA instructions

Made light palette reverse of dark palette

Crosstrack error

Line chart widget: Auto-force ground time if offset is more than 3 seconds

Forgot to remove controller rotation setting

Disable calibration buttons while calibrating

Line chart widget: Auto-force ground time if offset is more than 3 seconds (30% of default view width)

Also changed to pull specific small parameters set after cal instead of
full refresh. This way, the red/green indicators update much more
quickly.

Preflight check

Also converted to new logging category

So this special casing is no longer needed

Output audio for NOTICE severity STATUSTEXT messages.

qtlogging.ini automatically created at startup, populated with full list of category names

Show user friendly port name in Serial Settings combo box.

If it doesn’t exist it will be prefilled with all registered categories
set to false

Added missing libsdl install for README for Ubuntu

Serial port fix

PrimaryFlightDisplay: Clear up speed label (now showing airspeed and groundspeed separately to avoid confusion) and add vertical climb label

Changed settings version as the link configurations must be redone (with the new port names)

Disabling (undone) prop and mag cal settings.