* Main features:
* Remove client-side validation of API request/response bodies (\551).
* Make error messages more readable for request-body validation errors (\551).
* Include `--batch` option for workflow apply command (commit 06c7ff0e92602f08a98097d3597a8ce39c6ae1a8).
* Revamp `config.py`, making `Settings` a standard Python class (\559).
* Package and repository:
* Rename repository from `fractal` to `fractal-client`.
* Change package name from `fractal` to `fractal-client` (\555).
* Remove `fractal-common` submodule (\551).
* Remove `pydantic` dependency (\559).
* Tests:
* Review tests: make them stateless, improve handling of cache, remove obsolete fixtures (\559).