[gdm] (7 commits) ...Merge branch 'wip/fix-initial-setup' into 'master'

[Ray Strode <halfline src gnome org>]

Summary of changes:

  83666d6... common: don't bail if session disappears out from under us (*)
  923a778... manager: better logind handling (*)
  5883b17... session-worker: clear VT before jumping to it (*)
  a6f5373... session-worker: fix current vt detection short-circuit logi (*)
  80b46e2... manager: don't set ran_once after running initial-setup (*)
  2f3065c... manager: start initial setup right away (*)
  9f7fc71... Merge branch 'wip/fix-initial-setup' into 'master'

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