[gnome-tweak-tool] Created tag 3.26.3

[Jeremy Bicha <jbicha src gnome org>]

The signed tag '3.26.3' was created.

Tagger: Jeremy Bicha <jbicha ubuntu com>
Date: Mon Oct 30 20:29:19 2017 -0400

    3.26.3

Changes since the last tag '3.26.2.1':

Aron Xu (1):
      Update zh_CN translation

Christian Kirbach (1):
      Update German translation

Jeremy Bicha (2):
      README: Mention nautilus schemas runtime dependency
      3.26.3

Marek Cernocky (2):
      Updated Czech translation
      Updated Czech translation

Matej Urbančič (1):
      Updated Slovenian translation

Tom Tryfonidis (1):
      Update Greek translation

Xavi Ivars (1):
      [l10n] Updated Catalan (Valencian) translation