[gnome-music] (9 commits) Non-fast-forward update to branch wip/mschraal/sparql-property-path

[Marinus Schraal <mschraal src gnome org>]

The branch 'wip/mschraal/sparql-property-path' 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:

  eb2d2fe... query: Start using SPARQL property paths
  7c62961... query: Indentation & Flake-8 cleanup

Commits added to the branch:

  a6aa399... Update Chinese (China) translation (*)
  2bd7fb6... player: Remove volume logic (*)
  4740118... Update Esperanto translation (*)
  3db22df... player: Correctly handle load and play logic (*)
  427f483... playlistview: Simplify _undo_pending_deletion logic (*)
  8de1a86... player: Fix add_song method (*)
  35ec8ee... playlistview: Simplify protected playlists check (*)
  b73b853... query: Start using SPARQL property paths
  8513baa... query: Indentation & Flake-8 cleanup

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