[gnome-music] (14 commits) Non-fast-forward update to branch wip/mschraal/albumartists-cleanup

[Marinus Schraal <mschraal src gnome org>]

The branch 'wip/mschraal/albumartists-cleanup' 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:

  5bc5f4c... artistalbumswidget: Make selection-mode a property
  6591ebc... artistalbumwidget: Add select_{all,none}
  28351d3... artistalbumwidget: Mark create_disc_box private
  5e24a04... selectiontoolbar: Add items-selected property
  ff247e3... selectiontoolbar: Add add-to-playlist signal
  f853ca1... artistalbumswidget: Remove unused argument
  21c5b1f... disclistboxwidget: DiscBox minor cleanups
  519f74f... baseview: Set selection-mode prop on state request
  b3e72ff... headerbar: Bind selection-mode prop directly to button
  a75ef11... baseview: Connect to class selection-mode property
  7dda143... headerbar: Handle cancel button in class
  85ed1db... albumwidget: Add selection-mode property
  9925d6a... disclistboxwidget: Remove selection-toggle signal
  f32178a... headerbar: Add selection-mode-allowed prop

Commits added to the branch:

  3f8ac9a... artistalbumswidget: Make selection-mode a property
  51266e8... artistalbumwidget: Add select_{all,none}
  9bd2a74... artistalbumwidget: Mark create_disc_box private
  3de82d5... selectiontoolbar: Add items-selected property
  d4d4dd8... selectiontoolbar: Add add-to-playlist signal
  54c1987... artistalbumswidget: Remove unused argument
  b5d9019... disclistboxwidget: DiscBox minor cleanups
  a7b59d6... baseview: Set selection-mode prop on state request
  74bbce5... headerbar: Bind selection-mode prop directly to button
  cc84632... baseview: Connect to class selection-mode property
  5fefb0d... headerbar: Handle cancel button in class
  9fa4dda... albumwidget: Add selection-mode property
  ec1c51b... disclistboxwidget: Remove selection-toggle signal
  09a2e40... headerbar: Add selection-mode-allowed prop