[gnome-music] (17 commits) Non-fast-forward update to branch wip/jfelder/mpris-cleanup

[Jean Felder <jfelder src gnome org>]

The branch 'wip/jfelder/mpris-cleanup' 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:

  595644a... mpris: PEP-8 fixes on the DBusInterface class
  9573eda... mpris: Fix codestyle on the DBusInterface class
  e2c2c7a... mpris: Rename MediaPlayer2Service class to MPRIS
  88f1699... mpris: Fix xml description indentation
  094f249... mpris: Make docstring quotation mark consistent
  4cbeea1... mpris: Add PropertiesChanged signal to xml description
  bdda58e... mpris: Cleanup SetPosition method
  4f416f5... mpris: Do not expose a Seeked method
  d5ac02c... mpris: Remove unused signals from the TrackList interface
  d981e55... mpris: Do not expose a TrackListReplaced method
  ae9931f... mpris: Change naming convention to snake_case
  f3082ea... mpris: Move dbus connection logic to DBusInterface
  813c669... mpris: Handle signals emissions internally
  161c5f5... mpris: Make app attribute internal
  c593928... mpris: Make player attribute internal
  7ca49cb... mpris: Add doctring for all MPRIS methods
  2c8411f... mpris: Fix some PEP-8 issues
  051a10f... CI: Remove mpris.py from flake8 ignored files
  1c2370e... mpris: Update copyright information

Commits added to the branch:

  2a0c517... mpris: PEP-8 fixes on the DBusInterface class
  4f0e680... mpris: Fix codestyle on the DBusInterface class
  9cf34f4... mpris: Rename MediaPlayer2Service class to MPRIS
  671d771... mpris: Fix xml description indentation
  32c13e3... mpris: Make docstring quotation mark consistent
  0525daf... mpris: Add PropertiesChanged signal to xml description
  2157449... mpris: Cleanup SetPosition method
  915dbc2... mpris: Remove unused signals from the TrackList interface
  2c35649... mpris: Change naming convention to snake_case
  c0bea5c... mpris: Move dbus connection logic to DBusInterface
  e739835... mpris: Handle signals emissions internally
  2179efc... mpris: Make app attribute internal
  65dc1bc... mpris: Make player attribute internal
  a194e6f... mpris: Add doctring for all MPRIS methods
  b9d72d5... mpris: Fix some PEP-8 issues
  b443046... CI: Remove mpris.py from flake8 ignored files
  31a9426... mpris: Update copyright information