* List registered plugins via ``pelican-plugins`` command
* Override settings via ``-e`` / ``--extra-settings`` CLI option flags
* Add settings for custom Jinja globals and tests
* Customize article summary ellipsis via `SUMMARY_END_SUFFIX` setting
* Customize Typogrify dash handling via new `TYPOGRIFY_DASHES` setting
* Support Unicode when generating slugs
* Support Asciidoc `.adoc` file generation in Pelican importer
* Improve user experience when `pelican --listen` web server is quit
* Improve Invoke tasks template
* Include tests in source distributions
* Switch CI from Travis to GitHub Actions
* Remove support for Python 2.7
For more information, including upgrade instructions, please refer to the [release announcement](https://blog.getpelican.com/pelican-4.5-released.html).