python-django: Update to 1.4.11, 1.5.6 and 1.6.3.
python-django: Update to 1.4.11, 1.5.6 and 1.6.3.

This fixes CVE-2014-0472, details can be found at:

http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-0472
https://www.djangoproject.com/weblog/2014/apr/21/security/

Signed-off-by: aszlig <ee1aa092358634f9c53f01b5a783726c9e21b35a@redmoonstudios.org>
(cherry picked from commit 4a0c468043f9c143d784c9d19b6e2a2c395648fb)
Signed-off-by: aszlig <ee1aa092358634f9c53f01b5a783726c9e21b35a@redmoonstudios.org>

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