Adding support for Django 2.1 and Wagtail 2.3 patch versions (#181)
Adding support for Django 2.1 and Wagtail 2.3 patch versions (#181)

* Adding support for Django 2.1 patch versions and Wagtail 2.3 patch versions in setup.py

* Excluding Django 2.1.2 from dependencies

APSL/puput,APSL/puput,APSL/puput