Merge pull request #102 from teamhephy/dependabot/pip/rootfs/django-1.11.21

chore(deps): bump django from 1.11.20 to 1.11.21 in /rootfs

Author: Cryptophobia

rootfs/requirements.txt

@@ -1,6 +1,6 @@
 # Deis controller requirements
 backoff==1.4.3
-django==1.11.20
+django==1.11.21
 django-auth-ldap==1.2.15
 django-cors-middleware==1.3.1
 django-guardian==1.4.9