MAME Languages.ini v0.149 is released. It supports file for MameUI, which attempts to catalog all of the MAME sets based on the language used by the game.

MAME Languages.ini v0.149 Changelog:
* 0.27 0.149 12/06/2013: Added sets of the 0.149.

Download: MAME Languages.ini v0.149
Source: Here