added message_type and usage to README

added message_type and usage to README

django_messages - A simple re-usable application for sending and receiving messages within Django.

removed django python 2 decorators since python 2 is no longer supported, and django removed them from django 3.0.

django_messages - A simple re-usable application for sending and receiving messages within Django.

v1.0.1

Merge branch 'master' of https://github.com/jonathanmorgan/django_mes…

django_messages - A simple re-usable application for sending and receiving messages within Django.

v1.0.0

updated with build files and documentation