[gnome-music] (8 commits) Non-fast-forward update to branch wip/jfelder/player-playlist

[Jean Felder <jfelder src gnome org>]

The branch 'wip/jfelder/player-playlist' 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:

  dcd0230... playertoolbar: Use GObject property syntax
  5f5dc99... player: Refactor player playlist
  de351aa... player: Order signals by alphabetical order
  3e283e7... views: Fix now-playing icon display
  d4de8b8... albumwidget: Refactor add_item method
  287426c... albumwidget: Restore currently played album
  0da7af5... playertoolbar: Use player play_pause method

Commits added to the branch:

  f7ad2b2... playlistview: Fix star_handler reset on playlist update (*)
  1ea4561... playertoolbar: Use GObject property syntax
  d83b7de... player: Refactor player playlist
  8a3c7af... player: Order signals by alphabetical order
  c2970c4... views: Fix now-playing icon display
  555da3e... albumwidget: Refactor add_item method
  a7634b8... albumwidget: Restore currently played album
  907119a... playertoolbar: Use player play_pause method

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