update rom and cpld pof files

update rom and cpld pof files

update rom and cpld pof files

update rom and cpld pof files

update rom and cpld pof files

update readme

update cpld pof files

fix #7ffd port decoding; 3dos ports now available only with +3 rom

This commit improve compatibility with bunch of software like:
- Test 4.30
- Eye Ache 2 by Code Busters
- 70908 by Scoopex (trd version)
- Void by Invaders (RU version)