[gnome-music] (8 commits) Non-fast-forward update to branch wip/mschraal/core

[Marinus Schraal <mschraal src gnome org>]

The branch 'wip/mschraal/core' 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:

  59c62fb... player: Pass around CoreSong instead of Grl.Media
  ad16d53... player: Simplify play
  4e622f8... player: Trigger writeback through CoreSong
  08699ca... scrobbler: Use passed CoreSong correctly
  5b65696... coresong: Remove @log
  4b86f3f... grilo: Remove unused functions
  9a29abd... songsview: Fix scroll to on shuffle
  47b2b16... Fixes for core on top of new playlists.

Commits added to the branch:

  b6af33e... player: Pass around CoreSong instead of Grl.Media
  8632362... player: Simplify play
  ee578ae... player: Trigger writeback through CoreSong
  450d8a7... scrobbler: Use passed CoreSong correctly
  ca07cc7... coresong: Remove @log
  a860a23... grilo: Remove unused functions
  da41f35... songsview: Fix scroll to on shuffle
  72cbc4f... Fixes for core on top of new playlists.