[gnome-music] (22 commits) Non-fast-forward update to branch wip/mschraal/core-thumb-property

[Marinus Schraal <mschraal src gnome org>]

The branch 'wip/mschraal/core-thumb-property' 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:

  5502612... coreartist: Rework retrieval
  5be7267... artistart: Split out retrieval and cache storage
  ca6b6bc... artcache: Unify DefaultIcon and _make_icon_frame
  e2a7379... artistartstack: Disconnect cache callback
  7599e95... artistartstack: Remove DefaultIcon use
  6316ee9... artistartstack: Remove unused variable
  2acd5c8... artstack: Renamed from ArtistArtStack
  765f32c... artstack: Add default size setter
  4e88129... corealbum: Add thumbnail property
  e362fff... Rename StoreArtist to StoreArt
  2714f7b... Restore embedded art support
  9eef4b8... artstack: Disconnect notification on coreobject change
  633cf13... coresong: Add thumbnail property
  8a0509d... mpris: Use CoreSong thumbnail property
  13f12d4... utils: Add ArtSize enum
  4f9a3ea... Remove coverstack.py and albumartcache.py
  61799f2... grltrackerwrapper: Clarify function name
  51bfde2... grltrackerwrapper: Consolidate art queries

Commits added to the branch:

  0bbdb27... Release 3.37.3 (*)
  eb35c6e... coregrilo: Update wrapper function calls (*)
  545c6ef... coregrilo: Add docstrings to wrapper function (*)
  fad2da6... grltrackerwrapper: Add a docstring to  get_artist_art funct (*)
  17927e4... coreartist: Rework retrieval
  8ba3d7d... artistart: Split out retrieval and cache storage
  83ab276... artcache: Unify DefaultIcon and _make_icon_frame
  7bbdde9... artistartstack: Disconnect cache callback
  7cbf7bb... artistartstack: Remove DefaultIcon use
  18b8bef... artistartstack: Remove unused variable
  9750e58... artstack: Renamed from ArtistArtStack
  ae61357... artstack: Add default size setter
  bcef1d6... corealbum: Add thumbnail property
  7f8a789... Rename StoreArtist to StoreArt
  61cd987... Restore embedded art support
  860d94d... artstack: Disconnect notification on coreobject change
  1e0ba30... coresong: Add thumbnail property
  c026188... mpris: Use CoreSong thumbnail property
  3fc5bde... utils: Add ArtSize enum
  a702b2f... Remove coverstack.py and albumartcache.py
  3f49972... grltrackerwrapper: Clarify function name
  b1920ba... grltrackerwrapper: Consolidate art queries

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