Upgrade dependency django-nose to ==1.4.4

Author: doppins-bot

requirements.txt

@@ -20,7 +20,7 @@ zope.structuredtext==4.1.0
 Unidecode==0.04.19
 requests==2.10.0
 six==1.10.0
-django-nose==1.4.3
+django-nose==1.4.4
 nose==1.3.7
 amqp==1.4.9
 anyjson==0.3.3