python-django: security bump to version 1.10.7

python-django: security bump to version 1.10.7

Fixes the following security issues:

Since 1.10.3:

CVE-2016-9013 - User with hardcoded password created when running tests on
Oracle

Marti Raudsepp reported that a user with a hardcoded password is created
when running tests with an Oracle database.

CVE-2016-9014 - DNS rebinding vulnerability when DEBUG=True

Aymeric Augustin discovered that Django does not properly validate the Host
header against settings.ALLOWED_HOSTS when the debug setting is enabled.  A
remote attacker can take advantage of this flaw to perform DNS rebinding
attacks.

Since 1.10.7:

CVE-2017-7233 - Open redirect and possible XSS attack via user-supplied
numeric redirect URLs

It was discovered that is_safe_url() does not properly handle certain
numeric URLs as safe.  A remote attacker can take advantage of this flaw to
perform XSS attacks or to use a Django server as an open redirect.

CVE-2017-7234 - Open redirect vulnerability in django.views.static.serve()

Phithon from Chaitin Tech discovered an open redirect vulnerability in the
django.views.static.serve() view.  Note that this view is not intended for
production use.

Cc: Oli Vogt <oli.vogt.pub01@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>