Log Message:
py-colorama: updated to 0.4.5

0.4.5
* Catch a racy ValueError that could occur on exit.
* Create README-hacking.md, for Colorama contributors.
* Tweak some README unicode characters that don't render correctly on PyPI.
* Fix some tests that were failing on some operating systems.
* Add support for Python 3.9.
* Add support for PyPy3.
* Add support for pickling with the ``dill`` module.