* Greatly improved timing
o Changed the YM2612 to use the 68K for timing since the Z80 can be disabled
o Properly Supported PAL
o Updated the reset routine to support switching between PAL and NTSC timings
* Changed to MAME's Z80 core - works much better
* Basic SRAM support
* Added support for most games that require special banking, etc.
* General Tidy-up and fix of many small things
* Tested many games and the vast majority work well