Add 2.0.1 to version picker

[davepagurek]

We recently released 2.0.1! This adds it to the version picker.

Changes:

I have verified that this pull request:

• has no linting errors (npm run lint)
• has no test errors (npm run test)
• is from a uniquely-named feature branch and is up to date with the develop branch.
• is descriptively named and links to an issue number, i.e. Fixes #123

[raclim]

Thanks for keeping this up to date!