[gdm] Created tag 3.19.4

[Ray Strode <halfline src gnome org>]

The unsigned tag '3.19.4' was created.

Tagger: Ray Strode <rstrode redhat com>
Date: Thu Jan 21 16:14:10 2016 -0500

    Version 3.19.4
    
    - Don't override PAM message for password change
    - Disable GVFS when we don't need it
    - Fail better when no sessions are installed
    - Support gnome-session in different PREFIX than GDM
    - doc updates
    - ensure unlock screen gets told when verification completes
    - Translation updates

Changes since the last tag '3.19.2':

Aurimas Černius (1):
      Updated Lithuanian translation

Frederic Crozat (1):
      daemon: don't build wayland support when disabled

Mario Blättermann (1):
      Updated German translation

Michael Catanzaro (9):
      session-worker: Don't override prompt from PAM when setting new password
      launch-environment: disable gvfs except in initial setup mode
      daemon: fix code style in previous commit
      session: Crash better when no sessions are installed
      launch-environment: Run gnome-session from PATH
      Remove [greeter] section from custom.conf
      Update gsettings descriptions for login screen logo settings
      session-worker: Remove obsolete FIXME
      build: fix help string for --with-group

Ray Strode (5):
      session: explain rationale between display modes and simplify getter
      session: make sure greeter is GNOME session even if gnome isn't installed
      gdm-session: emit verification-complete even for logins
      NEWS: update for release
      configure: bump to 3.19.4

Stas Solovey (1):
      Updated Russian translation

Vasily Khoruzhick (1):
      session-worker: drop SIGINT and rework SIGTERM handler