New LandingComplexItem base class for landing patterns

Major rework to support terrain profile display and terrain collision reporting

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

Separate daily build settings space

Support for reusable InstrumentValueArea control

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

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

App messages now use simple modal message dialogs. Vehicle messages continue to use non-modal popup.

Refactor instrument value controls

Fix QGCPopupDialog automatic flickable parenting

Set RC To Param support

New QGCPopupDialog mechanism

Tweaks to Popup visuals

Initial support for value ranges

QGCPopupDialog support

Add missing include

Add support for ScreenTools.defaultFontDescent

Fix incorrect call

Control should have it's own palette

New grid based values page editor support

Mobile QGCFileDialog: Show dir location

Stable update

Add global palette object to QGroundControlQmlGlobal for generic usage

Mobile File Dialog: Fix file extension appending

Fix file extension appending

Bring back visual sequence number in map item indicators

Handle multiple file extensions correctly

Fix empty Plan File dropdown display

Mavlink terrain protocol support

Fix auto-display of Plan/File

Put back ToolStrip titles which were mysteriously removed

Remove close dialog from click handlers

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).