release 0.19 up on pypi

Release 0.19 (2022-07-05)
=========================


(Release 0.19b1 (2022-06-21))


* Drop support for Python 2.7, 3.5, and 3.6.


* Output changes:


  HTML5:

    Wrap groups of footnotes in an ``<aside>`` for easier styling.


    The CSS rule ``.footnote-list { display: contents; }`` can be used to
    restore the behaviour of custom CSS styles.


* After package installation, the CLI commands ``python -m docutils`` and
  ``docutils`` start the `generic command line front end tool`__.


  __ docs/user/tools.html#generic-command-line-front-end


* Support parsing "Markdown" input with 3rd party parsers
  myst_, pycmark_, or recommonmark_.


* The default values for the "pep-references", "rfc-base-url",
  and "python-home" `configuration settings`_ now use the "https:" scheme.
  The PEP-writer template's header is updated to fix links and
  resemble the header of official PEPs.


* Various bugfixes and improvements (see HISTORY_).


.. _myst: https://pypi.org/project/myst-docutils
.. _pycmark: https://pypi.org/project/pycmark/
.. _recommonmark: https://pypi.org/project/recommonmark/
.. _configuration settings: docs/user/config.html