M1.XML 20110921 is released. M1.XML file for use with M1 - keeping up with changes in MAME. M1 plays the music from arcade games by running the code in the original ROMs (not supplied). This allows entirely authentic playback of classic video game tunes while you work.

M1.XML 20110921 Changelog:
Added:
ctcheese (Cut The Cheese (Redemption)) to the Tattoo Assassins driver.

Fixed:
exvania (new parent and main cpu roms), pgoal (merged M1 rom), pulstar (redumped V1 rom)

Changed:
rrf > ridgeracf (new setname)

Data sync to 0.143u6

Download: M1.XML 20110921
Source: Here