looks like the hiscore.dat is back , i have uploaded the latest mame (0.113u2) with hiscore support added, along with the latest hiscore.dat.
you need both files to get hiscore support.
go here :-
http://www.mameworld.net/highscore/

updates will follow in the future.

IF ANY GAME DOES NOT WORK, DO NOT BUG ANYONE ABOUT IT.THE MAME YOU WILL BE USING IS TOTALLY UNOFFICIAL HENCE NOT ENDORCED BY MAMEDEV.

thanks to MKCHAMP for making this possible.

Leezer