Add Composer, Lyricist and Arranger tags
Add Composer, Lyricist and Arranger tags

MusicBrainz provids composer, lyricist and arranger infomations related
to individual recordings. This commit adds query parameters to fetch them, and
write down to media files.

Tagging mapping is implemented according MusicBrainz Picard's data:
https://picard.musicbrainz.org/docs/mappings/

Signed-off-by: Shen-Ta Hsieh <0e1c526e283930e08a5f1b8bc8e252f95b527d42@gmail.com>

beetbox/mediafile