What's New:
* added 1581 floppy drive
* added SuperCPU
- support SuperCPU + REU (e.g. Sonic without slowdowns)
- added option to boost DRAM accesses (speedup Wolf3D)
- support Metal Dust burst loader (new CIA's only and in UI check CIA Burst modification)
* added Final Chesscard
- support options to overclock (up to 115 MHz)
- hint: latest BROM v3.6 from IBM PC ISA-cartridge can be used too
* added MagicDesk 2 (SNK vs CAPCOM Stronger Edition)
* added Easycalc, Hyperbasic, Businessbasic cartridges
* added StarDOS, SuperCard+
* added 4 and 8 player adapter for C64
* added option to toggle 1541C track zero sensor
* Linux: built flatpak
* Linux: improve detection of Bluetooth controller
* Windows: support USB adapter for DB9 retro joysticks
* additional sound profile for C64 added to differentiate between 5 1/4" and 3.5" drives
* configurations are shown in a tree view for subfolder support
* updated reSID code
* hide mouse cursor after 2 seconds of inactivity and becomes visible again when moved
* fix VIC-II sprite collision bug
* fix A1000 blitter busy bug
* fix A1000 WOM lock during reset instruction