[gnome-music] (6 commits) Non-fast-forward update to branch wip/jfelder/mpris-limit-songs

[Jean Felder <jfelder src gnome org>]

The branch 'wip/jfelder/mpris-limit-songs' 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:

  17295fd... player: Define has_songs property
  aa32bb0... player: Simplify get_songs method
  790fba8... mpris: limit the amount of playlist items

Commits added to the branch:

  ecad5bb... application: Fix crash on opening help (*)
  bf2b01d... README: Add bit about merge requests (*)
  4d9b93e... player: Define has_songs property
  ed08ec3... player: Simplify get_songs method
  21f8483... mpris: limit the amount of playlist items
  a02468b... test

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