Move cache location methods so they are available in all builds

Add --clear-cache option

Add support for board/firmware detection using ArduPilot port naming scheme.

Remove qDebug

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

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

Q_ENUMS is deprecated and should not be usued.
Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>

Also cleaning up annoying c++14 warnings.

Fix trad heli mappings

Formatting changes

Fix NuttX build url format

ArduPilot ChibiOS support

The idea here is to prevent people from accidentally flashing the wrong firmware

representing the active state of the joystick after calibration

Some digital joysticks have already this correction
Add habilit to add or removecircle correction
Signed-off-by: Patrick José Pereira <patrickelectric@gmail.com>

Custom, single firmware upgrades were fixed to "stable", even if the user selected "custom".
The code, when selecting the firmware type was using the combo box model index instead of the actual type defined by the list model.

Adding missing qgcView to QGCMapPolygonVisuals instance in SurveyMapVisual.qml

Implemented workaround for bug with qml property binding. Now the state of the checkbox will always match up with the state of the outputEnabled.

Joystick axes and buttons can now be monitored even when the
joystick input is disabled.

Minor improvement to detection of stick recentering after calibration. Without this if you performed a calibration with deadband enabled but one of the deadbands at the end of the calibration was ~0 it would be very difficult to position the stick so that Qgroundcontrol considered the axis to be centered.

recentered after calibration.