Version 0.17
------------
Drop Python 2 support. Tag Python 3.10 support.
Migrate CI to GitHub actions. Add ``pypy3`` to matrix.
Tests: implement ``--skip-exe`` via custom ``pytest`` marker.
Documentation: point Anaconda users to ``conda-forge/python-graphviz``.
Move type hints from docstrings to type annotations. Improve doctests.
Examples: standardize import convention and modernize.
Re-render example notebooks with Graphviz 2.46.1.
-License-Update: Copyright year updated to 2021.
Signed-off-by: Zang Ruochen <zangrc.fnst@fujitsu.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
Signed-off-by: Trevor Gamblin <trevor.gamblin@windriver.com>
