v1.x: @next - React v17 Support

[palerdot]

• React v17
• d3 v6
• storybook v6
• Prettier style fixes (avoid parens for single argument)
• README refresh with common FAQ

TODO

• Move to official enzyme react 17 adapter when released. Currently using https://github.com/wojtekmaj/enzyme-adapter-react-17

[codecov]

Codecov Report

Merging #93 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##            master       #93   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            7         7           
  Lines          265       265           
  Branches        66        66           
=========================================
  Hits           265       265           

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