mrgame.c : added some inputs. Game can be adjusted and coins inserted (see notes in source).

git-svn-id: svn://dspnet.fr/mame/trunk@31292 749742ba-7341-0410-aadc-df50b521781e
mrgame.c : fixed bad sprites; fixed scrolling.

git-svn-id: svn://dspnet.fr/mame/trunk@31293 749742ba-7341-0410-aadc-df50b521781e
Fixed hero save state regression (couldn't repro the dazzler one) (nw)

git-svn-id: svn://dspnet.fr/mame/trunk@31294 749742ba-7341-0410-aadc-df50b521781e
(MESS) abc806: Added video PROMs. [Anders Sandahl]

git-svn-id: svn://dspnet.fr/mame/trunk@31295 749742ba-7341-0410-aadc-df50b521781e
Renamed 3ds -> threeds in MAME to avoid potential setname difficulties later (nw)

git-svn-id: svn://dspnet.fr/mame/trunk@31296 749742ba-7341-0410-aadc-df50b521781e