Compared to Version 0.3.2, the following is new:
Dropped support for Python 2.7, 3.5, 3.6; added support for Python 3.9-3.11.
Removed deprecated numpy aliases.
Switched from nose to unittest for unit testing.
Switched from Travis CI and Appveyor to Github Actions.
Contributors:
[Anson Doan](https://github.com/Anson-Doan)