Updates for django 2.0

opentech/apply/dashboard/urls.py

opentech/apply/funds/migrations/0026_django2_update.py

opentech/apply/funds/models.py

opentech/apply/funds/urls.py

opentech/apply/urls.py

opentech/apply/users/migrations/0004_django2_update.py

opentech/apply/users/urls.py

opentech/public/esi/__init__.py

opentech/public/home/migrations/0001_initial.py

opentech/public/home/migrations/0009_django2_update.py

opentech/public/home/models.py

opentech/public/people/migrations/0005_django2_update.py

opentech/public/people/models.py

opentech/public/urls.py

opentech/urls.py

requirements.txt