[gnome-mines] Created tag 3.21.91

[Robert Roth <robertroth src gnome org>]

The unsigned tag '3.21.91' was created.

Tagger: Robert Roth <robert roth off gmail com>
Date: Tue Aug 30 00:04:00 2016 +0300

    Tagged release 3.21.91

Changes since the last tag '3.21.90.1':

Alexandre Franke (1):
      Updated French translation

Arnaud Bonatti (1):
      Fix libgnome-games-support target.

Balázs Úr (1):
      Updated Hungarian translation

Daniel Mustieles (1):
      Updated Spanish translation

Fabio Tomat (1):
      Updated Friulian translation

Mario Blättermann (1):
      Updated German translation

Matej Urbančič (1):
      Updated Slovenian translation

Michael Catanzaro (1):
      Update autogen.sh for new style checker location

Piotr Drąg (1):
      Updated Polish translation

Robert Roth (1):
      Prepared release 3.21.91

Мирослав Николић (1):
      Updated Serbian translation