Click-extra

- Fix bad typing import.

- Move some command utility from test machinery to `run` submodule.

- New `--show-params` option to debug parameters defaults, values, environment variables and provenance.
- Rename `ignored_options` to `ignored_params` on `ConfigOption`.
- Highlight command's metavars, default values and deprecated flag in help.
- Finer highlighting of options, subcommands and their aliases in help screens.
- Fix highlight of dynamic metavars and secondary option in help screen.
- New custom `ExtraContext` which allows populating `meta` at instantiation.
- Use the `Formats` enum to encode for default configuration file extensions.
- Re-introduce `*.yml` as a possible extension for YAML files.

- Add support for pattern matching to search for configuration file.
- Add a new `formats` option to specify which dialects the configuration file is written in, regardless of its name or file extension. Closes {issue}`197`.
- Set default configuration folder according each OS preferred location. Closes {issue}`211`.
- Add `roaming` and `force_posix` option to influence default application directory of configuration file.
- Add a `ignored_options` parameter to the configuration file instead of hard-coding them.
- Add dependency on `wcmatch`.
- Remove tests on deprecated `ubuntu-18.04`.
- Document preset options ovveriding. Closes {issue}`232`.
- Document configuration option pattern matching and default folder. Closes {issue}`197` and {issue}`211`.

- Fix wrong dependency bump on `pytest-cov` produced by major release.

- Make default extra features optional, so `click_extra` can act as a drop-in replacement for `click` and `cloup` (closes {issue}`173`):
- Rename `click_extra.group` to `click_extra.extra_group`.
- Rename `click_extra.command` to `click_extra.extra_command`.
- Alias `click_extra.group` to `cloup.group`.
- Alias `click_extra.command` to `cloup.group`.
- Use declarative `params=` argument to set defaults options on `extra_command` and `extra_group`.
- Move the implementation of options to classes.
- Hard-copy `version_option` code from `click` to allow for more flexibility. Addresses {issue}`176`.
- All custom options inherits from `ExtraOption` class.
- New `extra_option_at_end` to `extra_command` to force position of all extra options (on by default).
- Replace theme styles inherited from `click-log` by Python standard `logging` module. Adds `info` and removes `exception` styles.
- Add a tutorial in documentation.
- Add support for `.. click:example::` and `.. click:run::` directives in documentation.
- Add ANSI session and console lexers for Pygments.
- Add a Pygments filter to transform tokens into ANSI tokens.
- Add custom Pygment style to render ANSI tokens in `furo` theme.
- Add dependency on `pygments`, `pygments-ansi-color` and `Pallets-Sphinx-Themes`.
- Allow translation of short help in extra options.
- Add minimal type hints.
- Pre-compute test matrix to allow for a subset of jobs to fail if flagged as unstable.
- Run tests on `ubuntu-22.04` and `macos-12`.
- Remove tests on deprecated `macos-10.15`.