[gnome-disk-utility] Created tag 3.21.91

[Michael Catanzaro <mcatanzaro src gnome org>]

The unsigned tag '3.21.91' was created.

Tagger: Michael Catanzaro <mcatanzaro gnome org>
Date: Thu Sep 1 08:15:23 2016 -0500

    GNOME Disks 3.21.91

Changes since the last tag '3.21.3':

Alexandre Franke (1):
      Updated French translation

Anders Jonsson (1):
      Updated Swedish translation

Andika Triwidada (1):
      Updated Indonesian translation

Ask Hjorth Larsen (1):
      Updated Danish translation

Balázs Úr (1):
      Updated Hungarian translation

Daniel Mustieles (2):
      Updated Spanish translation
      Updated Spanish translation

Dušan Kazik (1):
      Updated Slovak translation

Fabio Tomat (1):
      Updated Friulian translation

Gustavo Marques (1):
      Updated Brazilian Portuguese translation

Ingmars Dirins (1):
      Update Latvian translation

Marek Cernocky (1):
      Updated Czech translation

Mario Blättermann (1):
      Updated German translation

Matej Urbančič (1):
      Updated Slovenian translation

Michael Catanzaro (6):
      build: Don't use AC_HEADER_STDC
      build: Remove unnecessary use of AC_SUBST
      Update appdata
      Update appdata better
      Fix main layout with GTK+ 3.22
      Prepare 3.21.91

Muhammet Kara (1):
      Updated Turkish translation

Piotr Drąg (2):
      Add Language headers to po files
      Updated Polish translation

Tiago Santos (1):
      Updated Portuguese translation

Yosef Or Boczko (1):
      Updated Hebrew translation

Мирослав Николић (1):
      Updated Serbian translation

વિશાલ ભલાણી (1):
      Updated Gujarati translation