Refactored parameter handling.
What's Changed
* Added test for pickle by david-zwicker in https://github.com/zwicker-group/py-modelrunner/pull/26
* Added jquery as explicit requirement by david-zwicker in https://github.com/zwicker-group/py-modelrunner/pull/27
* Add automatic docstring to Parametrized classes by david-zwicker in https://github.com/zwicker-group/py-modelrunner/pull/29
* Refactor parameter handling by david-zwicker in https://github.com/zwicker-group/py-modelrunner/pull/31
* Updated typing and pyproject.toml by david-zwicker in https://github.com/zwicker-group/py-modelrunner/pull/32
**Full Changelog**: https://github.com/zwicker-group/py-modelrunner/compare/0.11.1...0.12.0