Django-unicorn

- Defer displaying `messages` when an action method returns a redirect
- Prevent morphing or other changes when redirecting

- Fix bug where dictionaries in a component would generate incorrect checksums and trigger a `Checksum does not match` error
- Remove some serializations that was happening unnecessarily on every render
- Add Python 3.10 and Django 4.0 to test matrix

- Remove all blank spaces from JSON responses.
- Optional support for minifying response HTML with [`htmlmin`](https://pypi.org/project/htmlmin/).
- Log warning message if the component HTML doesn't appear to be well-formed (i.e. an element does not have an ending tag). [342](https://github.com/adamghill/django-unicorn/issues/342) by [liamlawless35](https://github.com/liamlawless35)

**Breaking changes**

- Bump supported Python to >=3.7.

- Fix: Handle excluding a field's attribute when the field is `None`.

- Fix: Handle component classes with a `bool` class attribute and a `form_class` with a `BooleanField`. Reported by [zurtri](https://github.com/zurtri)

- Support using a context variable for a component name. [314](https://github.com/adamghill/django-unicorn/pull/314) by [robwa](https://github.com/robwa)