[gnome-session] Created tag 3.21.2

[Ray Strode <halfline src gnome org>]

The unsigned tag '3.21.2' was created.

Tagger: Ray Strode <rstrode redhat com>
Date: Thu May 26 17:11:23 2016 -0400

    Version 3.21.2
    
    * Switch back to wayland by default
    * Update bus activation environment at startup
    * Translation updates

Changes since the last tag '3.19.91':

Alexander Shopov (1):
      Updated Bulgarian translation

Alexandre Franke (1):
      Updated French translation     (cherry picked from commit 81b4a4651845e74791909e6971231fb763e69146)

Anders Jonsson (1):
      Updated Swedish translation     (cherry picked from commit ed0bb57a97213edddaf0cbfc948dad5f5e3eddbf)

Andreas Henriksson (1):
      main: fix starting gnome session via startx

Ask Hjorth Larsen (1):
      Updated Danish translation

Aurimas Černius (1):
      Updated Lithuanian translation

Baurzhan Muftakhidinov (1):
      Updated Kazakh translation     (cherry picked from commit af3f680d95bc7e4857421c379cc8605a8ae2d9ae)

Cosimo Cecchi (7):
      tools: rename GL check helper
      tools: remove unused code
      Add a helper to check if session can run on GLES
      gl-helper: add a --print-renderer option
      Check for GLES support when determining if session is accelerated
      Export GL/GLES renderer string over DBus
      main: always initialize variable

Cédric Valmary (1):
      Updated Occitan translation

Daniel Mustieles (2):
      Updated Spanish translation     (cherry picked from commit f291b2ed8bdd190bbdb9c3bec921c927f8a5307b)
      Updated Spanish translation

Dušan Kazik (1):
      Updated Slovak translation     (cherry picked from commit 0b9d80393469e2c9fedc19fb9267cc5e7f0d50f5)

Fabio Tomat (2):
      Updated Friulian translation     (cherry picked from commit ce6301355826d271da0e50be85ec515f3750c8f0)
      Updated Friulian translation     (cherry picked from commit 1d532bed525262baa3d051ebbcbd07a1027fff7e)

Friedrich Herbst (1):
      Updated German translation

GNOME Translation Robot (1):
      Updated Portuguese translation

Jiri Grönroos (2):
      Updated Finnish translation
      Updated Finnish translation     (cherry picked from commit 772deff2b898c2487a099c07f2104899de088120)

Mario Blättermann (1):
      Updated German translation

Matej Urbančič (2):
      Updated Slovenian translation
      Updated Slovenian translation

Milo Casagrande (1):
      Updated Italian translation

Rafael Fontenelle (1):
      Updated Brazilian Portuguese translation     (cherry picked from commit 
d943e0a9fa9cbfaf36332e006a68415143c56f9b)

Ray Strode (14):
      configure: prerelease bump to 3.21.1
      main: don't use g_setenv after start up
      autostart-app: initialize i from previous commit
      util: fix bug leading to cleared child environment
      inhibitor: don't try to access inhibitor after it's vanished
      gsm-shell: make sure dialog_is_open is set to false when appropriate
      client: don't try to access client after it's vanished
      client: track client disconnection for dbus clients
      main: allow users to override QT_QPA_PLATFORMTHEME
      gnome-session: update activation environment at startup
      gnome-session: move update-activation-environment call down
      NEWS: sync from gnome-3-20 branch
      NEWS: update for release
      configure: bump to 3.21.2

Roddy Shuler (1):
      Initialize fail whale translations

Ting-Wei Lan (1):
      tools: Call setlocale in gl-helper and gles-helper

Tom Tryfonidis (1):
      Updated Greek translation