Don't pop qWarning during unit tests

Add Terrain toggle to MapScale control

Zoom buttons move to MapScale control

Return a empty QString instead

QGCCameraControl::storageFreeStr(): use QGCMapEngine::storageFreeSizeToString()

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

Restore QGC to its normal UI layout (buttons on toolbar)

Fix double tile download error reporting

Prevent double reporting of tile download errors

Offline Maps: Allow custom build settings overrides

Get rid of QGCView, QGCViewPanel and FactPanel. All messages and dialogs are now handled in the root window.

Store correct tile set counts for image and elevation sets.

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>