[gnome-music] (14 commits) Non-fast-forward update to branch wip/jfelder/coremodel-songs-model-rename

[Jean Felder <jfelder src gnome org>]

The branch 'wip/jfelder/coremodel-songs-model-rename' 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:

  cf34c54... coremodel: Rename _model to _songs_model
  c392417... grltrackerwrapper: Rename _model to _songs_model

Commits added to the branch:

  e86d4d3... albumsview: Prevent a selection-mode trigger on launch (*)
  5804f9b... artistsview: Correctly select the first artist on launch (*)
  1301d99... artistsview: Remove unused variable _loading_id (*)
  bcb2967... grltrackerplaylists: Reset count when all songs are removed (*)
  4d6b18f... grltrackerplaylists: Do not bind selected property (*)
  8cf4f0e... grltrackerplaylists: Do not bind validation property (*)
  5fda871... grltrackerplaylists: Make state property binding unidirecti (*)
  8526492... artistalbumswidget: Add margin at the bottom of the widget (*)
  6028f85... artistalbumswidget: Reduce the top margin (*)
  b882625... playlistswidget: Add margin at the bottom of the list (*)
  291794d... albumwidget: Correctly align non square cover images (*)
  1b65494... albumwidget: Reduce top and bottom margins (*)
  471e269... coremodel: Rename _model to _songs_model
  e22d66e... grltrackerwrapper: Rename _model to _songs_model

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