Django==1.11.23
django-autofixture==0.12.1
djangorestframework==3.9.1
pytz==2017.2

Django==1.11.28
django-autofixture==0.12.1
djangorestframework==3.9.1
pytz==2017.2

Bump django from 1.11.23 to 1.11.28 in /example_django_app
Bump django from 1.11.23 to 1.11.28 in /example_django_app

Bumps [django](https://github.com/django/django) from 1.11.23 to 1.11.28.
- [Release notes](https://github.com/django/django/releases)
- [Commits](https://github.com/django/django/compare/1.11.23...1.11.28)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>