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

Added support for qgcRebootRequired Fact meta data value.

Work around android Qt bug where wrong virtual keyboard is displayed

Fix initial value calculations

This is in addition to the existing text edit control.

This is in addition to the existing text edit control.

Includes support for battery 2 setup

Used to debug cache CRC misses.

Flight management with date range, delete flights.

Adding missing qgcView to QGCMapPolygonVisuals instance in SurveyMapVisual.qml

Buggy and no longer needed

* Flight modes still not implemented. Waiting on message change.
* Also includes various cauterization of UI things which should not be
available on high latency link.

It was broken when temperature translation was added in babbfbd1
The system wasn't quite setup to handle anything other than speed and distance. Changed so any arbitrary unit type can be converted to another.