Agat Emulator 1.5 released

- Added "fast" mode to floppy disks enhancing their speed
- Added "fast" CPU mode via pressing windows application key
- Implemented basic Mockingboard I support (sound, noise, ints but no envelopes)
- Added example to run Ultima IV with mockingboards
- Implemented basic Agat-9 printer card suppport with Epson FX emulation (only plain text@win-1251 at this moment)
- Added example of KPON-1 disk to work with printer.