Drf-integrations-framework

* Drop support for Python 3.6
* Fixed issue with the form if the user only has view permissions.
* Minor version updates to some packages
* Support any version of django-oauth-toolkit after 1.3

Adds migrations for `BigAuto` fields to conform to Django 4.* requirements.

Publish drf-integrations-framework to PyPi.
Depreciate support for Python 3.6.
Add support for Django 4.0.
Upgrade imported libraries to latest versions compatible with Python 3.7 and above.

Fixes ApplicationInstallationForm to allow empty incoming config values

Support installations without integrations (12)