[gnome-session] (13 commits) Non-fast-forward update to branch wip/benzea/systemd-user-switch

[Benjamin Berg <bberg src gnome org>]

The branch 'wip/benzea/systemd-user-switch' 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:

  6882a6e... manager: Integrate with systemd startup notification
  48b57f4... util: Add API to start a systemd unit
  3b415c4... manager: Add systemd-managed property
  00c790b... manager: Allow fetching the configured session without mana
  630ac14... manager: Add initilization synchronization point DBus API
  83aebf1... main: Add systemd gnome-session monitoring code for leader
  b088aee... gnome-session-ctl: Add helper binary for systemd targets
  0ac04a7... data: Add systemd user units
  6d5b59d... manager: Quit session manager after completing shutdown
  dc141b5... manager: Rely on systemd restarting DBus already
  c051e6b... main: Export autostart dir into environment
  9723b28... main: Enable systemd usage
  b9a9873... shell-extensions: Touch login warning file when disabling e

Commits added to the branch:

  2cb8098... manager: Integrate with systemd startup notification
  ec50383... util: Add API to start a systemd unit
  dcfa6d9... manager: Add systemd-managed property
  103114a... manager: Allow fetching the configured session without mana
  1ac9d6b... manager: Add initilization synchronization point DBus API
  2888ec9... main: Add systemd gnome-session monitoring code for leader
  c5e6515... gnome-session-ctl: Add helper binary for systemd targets
  d62e68f... data: Add systemd user units
  7013a7c... manager: Quit session manager after completing shutdown
  d7f8295... manager: Rely on systemd restarting DBus already
  7dbce5b... main: Export autostart dir into environment
  aa41e1e... main: Enable systemd usage
  ced028d... shell-extensions: Touch login warning file when disabling e