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 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

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

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

Preset selection in wizard mode

Infinite retries to log download

Fix sizing/scrolling

Disable SiK Radio mavlink 1 downgrade code

Fix sizeToContents support

Support both relative and absolute FOLL_ALT_TYPE

Remove BatteryFactGroup::cellCount support

Handle unreliable PX4 support of BATTERY_STATUS

Change all internal values to double to NaN can be used from unavailable values

Switch to using BATTERY_STATUS for battery info

Use parsebin for automatic stream demuxing and parsing; Automatically insert rtpjitterbuffer for RTP streams to avoid video stuttering

Switch to decodebin and use decoder with highest rank; Use GL context provided by qmlglsink; Fix JNI code for AndroidMedia initialization

Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>

Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>