Update requirements

requirements.txt

 alabaster==0.7.9
 argon2-cffi==16.3.0
 Babel==2.3.4
-Django==1.10.3
+Django==1.11.4
 django_ajax_selects==1.5.2
 django-countries==4.0
 django-crispy-forms==1.6.1
@@ -21,7 +21,7 @@ factory-boy==2.7.0
 Faker==0.7.11
 fake-factory==0.7.2
 feedparser==5.2.1
-ithenticate-api-python==0.3
+ithenticate-api-python==0.4
 imagesize==0.7.1
 Jinja2==2.8
 mailchimp3==2.0.11