[FC64] SID branch

[Claus Wahlers]

> CPU6502: removed everything related to debug. This was slightly
> slowing down the emulator and is obsolete as we now have much better
> debugging capabilities
> 
> Can you explain what those are and how best to use them please..

Sure: check my earlier mail with subject "Revision #42 - ASM6502 
enhancements".

There i explain how to use the debugger, i also included a code example. 
Let me know if you need more info.

Cheers,
Claus.