QuodLibet tags

http://www.id3.org/id3v2.4.0-frames
http://reactor-core.org/ogg-tagging.html

http://piman.livejournal.com/tag/tagging

"TIT1": "grouping",
"TIT2": "title",
"TIT3": "version",            Vorbis:version
"TPE1": "artist",
"TPE2": "performer",
"TPE3": "conductor",
"TPE4": "arranger",
"TEXT": "lyricist",
"TCOM": "composer",
"TENC": "encodedby",
"TALB": "album",
"TRCK": "tracknumber",
"TPOS": "discnumber",
"TSRC": "isrc",
"TCOP": "copyright",
"TPUB": "organization",
"TSST": "part",               Maby TIT1 instead
"TOLY": "author",
"TMOO": "mood",
"TBPM": "bpm",
"TDRC": "date",               Recording date (Used for releas date)
"TDOR": "originaldate",
"TOAL": "originalalbum",
"TOPE": "originalartist",
"WOAR": "website",            official artist/performer webpage



"APIC" --> ~picture
"TCON" --> genre
"TLEN" --> ~#length
"UFID" --> musicbrainz_trackid
"POPM" --> ~#playcount
"POPM" --> ~#rating
"COMM" --> comment
"RVA2" --> ?


TDRL                       Release date (Not used. QL uses TXXX)