[musicdb] cosmetic: restructured MusicDatabase.h to be a bit clearer and add some comments
[musicdb] cosmetic: remove unused function
[musicdb] fix: 'include artists who appear only on compilations: off' didn't work
[musicdb] fix: restructure the filecountreader so it can be killed and kill the thread before modifying shared variables
[musicdb] musicdb restructure for musicbrainz artist IDs - remove artist/album ID from CSong and place into artist/album
[musicdb] make musicbrainzIDs in FileItem tags use std::vectors
[musicdb] rewrite the info scanner, music database and gui windows for musicbrainz
[musicbrainz] Update the Scanner & Scrapers to support ID resolution for MusicBrainzIDs
[musicdb] refactor out FindAlbumInfo and tidy up some common code
[musicdb] add join phrase to musicbrainz to support album artist resolution from musicbrainz
[musicdb] implement a per host rate-limiter to avoid hitting the musicbrainz rate-limit and be more friendly to our peers. also update the MB scrapers so they cache properly (caching by filename) to remove www. and make http://musicbrainz.org the standard.
[musicdb] support reading/writing compilation flag from the scrapers
[musicdb] support reading/writing song credits from the scrapers
[musicdb] set art properly for musicdb items in the song info view, and set more all artist arts (artist thumbs)