Add support for taken and predicted ground tracks.
Support multiple beacons with same callsign at different locations.
Use separate QML for Qt 5.14, as 5.12 doesn't support autoFadeIn, needed
to view satellites at min zoom.
Add support for different map types (street/satellite) and different map
providers.
Support finding real world addresses on the map.
Add Maidenhead locator converter.
Add Beacons.
Allow data sources to be selected by a user.
Add context menu to allow setting an object as a target, setting center
frequency and adjusting display order.
