[caribou] Created tag 0.4.21

[Parag Nemade <panemade src gnome org>]

The unsigned tag '0.4.21' was created.

Tagger: Parag Nemade <pnemade redhat com>
Date: Wed Jul 20 10:46:54 2016 +0530

    Tagged for 0.4.21 release

Changes since the last tag 'CARIBOU_0_4_20':

Cédric Valmary (4):
      Updated Occitan translation
      Updated Occitan translation
      Updated Occitan translation
      Updated Occitan translation

Daniel Șerbănescu (1):
      Updated Romanian translation

Fabio Tomat (2):
      Updated Friulian translation
      Updated Friulian translation

Justin van Steijn (1):
      Updated Dutch translation Master 3.20

Khaled Hosny (1):
      Update Arabic translation

Parag Nemade (11):
      Fix PyGIWarning warnings in preferences_window.py
      fix print statement syntax for python3
      Add missing python3 compatibility
      Remove reference of caribou version from README file
      Fix the antler-keyboard execution traceback
      Fix theme parsing error for antler keyboard style.css
      Initialize Clutter explicitly in antler code.
      bump release to 0.4.21
      Add maintainer information
      Add missing description
      Release 0.4.21

Piotr Drąg (1):
      Add Language headers to po files

Victor Ibragimov (1):
      Updated Tajik translation

Vishal Bhalani (1):
      Updated Gujarati translation