[grilo-plugins] (9 commits) Non-fast-forward update to branch wip/jfelder/theaudiodb-artist-art

[Jean Felder <jfelder src gnome org>]

The branch 'wip/jfelder/theaudiodb-artist-art' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  0cf2f07... theaudiodb: Use the correct variable for album
  0d53a3e... theaudiobd: Add support for artist art

Commits added to the branch:

  3ece0fd... tracker: Mark playlists as a container (*)
  7de1f49... grl-musicbrainz: Replace album id with release id (*)
  8b6b107... grl-musicbrainz-coverart: Rename cover art retrieval lua so (*)
  32e6b6d... tracker: Remove per-device-source configuration (*)
  f5115c9... tracker: Rewrite tracker GrlSource notification to use Trac (*)
  0f3bce0... Release 0.3.9 (*)
  d821ce0... Post-release version bump to 0.3.10 (*)
  5fbe688... theaudiodb: Use the correct variable for album
  f3eee55... theaudiobd: Add support for artist art

(*) This commit already existed in another branch; no separate mail sent