What's New:
- Fix sound after load a state in the ZX Spectrum Machines
- Fix HDF file support
- Fixed the category image for the Microdigital Machines
- Fix RVM Hangs when no space left in the explorer window of a cpm disc.
- Fix the timing of the out and in opcodes in the z80 (was incorrect in all the v2.1.x releases)
- Fix some artwork