[rhythmbox] (5 commits) Non-fast-forward update to branch rhythmdb-barrier

[Jonathan Matthew <jmatthew src gnome org>]

The branch 'rhythmdb-barrier' 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:

  9d71586... rhythmdb: wait for changes to be processed before committin
  1ba61cc... tests: check that the pre-commit barrier actually works

Commits added to the branch:

  080066f... podcast: use G_THING_FORMAT appropriately (*)
  3be694b... xfade: stop the sink when there's nothing playing (again) (*)
  7a8e02b... podcast: more G_THING_FORMAT (*)
  ef7b3e7... rhythmdb: wait for changes to be processed before committin
  e792a72... tests: check that the pre-commit barrier actually works

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