[gdm] (15 commits) Non-fast-forward update to branch wip/wayland-rebase

[Jasper St. Pierre <jstpierre src gnome org>]

The branch 'wip/wayland-rebase' 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:

  ef585ba... Revert "move over to using 'dconf compile' and file-db"
  ba9fff1... worker: move PAM tty/display setup to open session
  115ad6a... daemon: add new gdm_session_is_running method
  4cd58de... daemon: move user session code from slave to main daemon
  87df937... Integrate the slaves into the main daemon process
  463d062... slave: add ability to reset launch environment
  ab5d999... session: Prevent memory leaks by removing strdup accessors
  4ed5d46... manager: Reset our own greeter when in a Wayland session
  fc17853... Add wayland-sessions
  b3c24b4... own display server
  2a6095e... ff

Commits added to the branch:

  e13e0d8... manager: Reindent properly (*)
  375d4a5... daemon: add new gdm_session_is_running method (*)
  64210ac... slave: Remove support for WINDOWPATH (*)
  0514ef5... slave: Don't set envvars in the slave (*)
  59be35c... Revert "move over to using 'dconf compile' and file-db"
  a932979... signals
  6166709... worker: move PAM tty/display setup to open session
  6d8c028... daemon: move user session code from slave to main daemon
  09e7d6c... Integrate the slaves into the main daemon process
  1a8bb37... slave: add ability to reset launch environment
  5283146... session: Prevent memory leaks by removing strdup accessors
  f21f1ef... manager: Reset our own greeter when in a Wayland session
  f102146... Add wayland-sessions
  f04263c... own display server
  fcc22a1... ff

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