Upgrade dependencies
Upgrade dependencies

- certifi 2016.9.26 => 2017.1.23
- django-local-settings 1.0b2 => 1.0b3
- ldap3 2.1.1 => 2.2.0

wylee/django-arcutils,PSU-OIT-ARC/django-arcutils,wylee/django-arcutils,PSU-OIT-ARC/django-arcutils