musicbrainz/picard — pull request #65 by weisslj (2012-08-07 22:43:19+00:00)
Title: Store lyrics language in tags instead of text representation language (PICARD-242)

This is just one possible implementation. The downside is that we loose the "text-representation-language", so I'm happy for feedback if or how we can retain it.

http://tickets.musicbrainz.org/browse/PICARD-242