minor fix from v2.2.2

• Published to Chips-python@pypi, include Windows wheels
• Updated documents Chips@Github Pages
• Update web demo PythonAnywhere

first Python3 release on pypi

First release after migrating to Python3.

• Published to Chips-python@pypi, include Windows wheels
• Updated documents Chips@Github Pages
• Update web demo PythonAnywhere

v2.2.1-alpha

First test release for python3 and publish to pypi.
Changes include:

• Python 3 support
• documents link to github pages
• CI build and publish using github actions