(MESS) Altos5: cleaned up banking conversion; changed fdc to 1MHz as suggested by OG.

git-svn-id: svn://dspnet.fr/mame/trunk@23556 749742ba-7341-0410-aadc-df50b521781e
added some undumped carts info

git-svn-id: svn://dspnet.fr/mame/trunk@23557 749742ba-7341-0410-aadc-df50b521781e
nmk16.c: raphero sound improvements [trap15]

git-svn-id: svn://dspnet.fr/mame/trunk@23558 749742ba-7341-0410-aadc-df50b521781e