Bug-fix and UI enhancement release including:
- Adding/deleting multiple channels to/from zones.
- Adding/deleting multiple channels to/from scan-lists.
- Adding/deleting multiple group calls to/from RX group-lists.
- Added possibility to reorder group calls in RX group-lists.
- Fixed error messages in USB serial interface.
- Added more power levels.
- Added TX-channel for scan lists.
- OpenGD77: Disabled scan-list validity check for OpenGD77.