MKV file recording fix

Repackage video sink into GstQgcVideoSinkBin

Fix PreFlightBatteryCheck issue with NaN

ArduPilot: Change follow to work above home altitude only

QGCMAVLink: Remove mavlink warnings

Change follow to work above home altitude only

mavlink as submodule contains more warnings than particles in the universe.
This results in a terrible experience for developers, since it makes harder to find
real warning messages for QGC.
Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>

Fix matroskamux stream start (workaround for https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/issues/449)

Fix placement of Vehicle::_sendNextQueuedMavCommand

Use new tarballs for android gstreamer

Work around for random rectangles over maps

Fix missed place for GSTREAMER_NAME

User new tarballs for android gstreamer

Support for checklist status text color

Fix checklist (passed) header

Windows build fix

Fix placement of _sendNextQueuedMavCommand

Added pass/fail/pending text colors to the QGC palette which default to standard text color. Added such that custom builds can override

Control main window size/position save/restore.

Expose API to prevent QGC from saving the application window size and position on close (or restoring it on open).

Enforce checklist order property

Support automatic Thruster direction detection in Ardusub

Added properties to enable changing the color of the checklist section headers based on the pass/fail status of the checklist items

Fix EasterEgg overlayed by Flickable item

Vehicle: Change date format in csv output

Survey: Preset selection in wizard mode

Remove reference to NXP NFC Library. Keep only QtNFC.

APmTuningComponentSub.qml: fix typo

Preset selection in wizard mode