Big new things:
- Added 1st Gen (6i6, 8i6, 18i6, 18i8, 18i20) and big 4th Gen (16i16, 18i16, 18i20) support.
Other new things:
- Added 3rd Gen 18i8/18i20 S/PDIF/Digital I/O Mode startup controls.
- Added peak value display to the level meters.
- Highlight useful things on hover in the routing and mixer windows.
- Fix issue with dial double-click not staying on -inf/0dB.