# from: http://bugs.musicbrainz.org/browser/mb_server/trunk/cgi-bin/MusicBrainz/Server/Release.pm#L48
#note: non-album track seems bogus; almost everything has it
0=>Non-Album\ Track
1=>Album
2=>Single
3=>EP
4=>Compilation
5=>Soundtrack
6=>Spokenword
7=>Interview
8=>Audiobook
9=>Live
10=>Remix
11=>Other

100=>Official
101=>Promotion
102=>Bootleg
103=>Pseudo-Release