[gnome-session] (21 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:

  e1a011e... gsm-systemd: Find user's graphical session, not the current
  692b99e... Add GNOME_SESSION_AUTOSTART_DIR variable to set the autosta
  8d56900... autostart-app: Add X-GNOME-Autostart-systemd for hiding
  f1bfb9e... fail-whale: Never show logout button in GDM
  13ce0db... meson: Add compile time option to control systemd session m
  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

Commits added to the branch:

  2550833... Update French translation (*)
  9fe3f3f... data: Add X-GNOME-SessionRegisters (*)
  914b641... Merge branch 'wip/x-gdm-sessionregisters' into 'master' (*)
  3119077... gsm-systemd: Find user's graphical session, not the current
  8926f72... Add GNOME_SESSION_AUTOSTART_DIR variable to set the autosta
  462eba7... autostart-app: Add X-GNOME-Autostart-systemd for hiding
  304a844... fail-whale: Never show logout button in GDM
  797d5b1... meson: Add compile time option to control systemd session m
  d583b4d... manager: Integrate with systemd startup notification
  d735bac... util: Add API to start a systemd unit
  297adff... manager: Add systemd-managed property
  9194cd0... manager: Allow fetching the configured session without mana
  3f7ea2e... manager: Add initilization synchronization point DBus API
  3267da0... main: Add systemd gnome-session monitoring code for leader
  6fcfd7d... gnome-session-ctl: Add helper binary for systemd targets
  68f31e0... data: Add systemd user units
  411d3b8... manager: Quit session manager after completing shutdown
  44fa5ed... manager: Rely on systemd restarting DBus already
  fb83c6f... main: Export autostart dir into environment
  9ff06f6... main: Enable systemd usage
  ec88556... shell-extensions: Touch login warning file when disabling e

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