Comparison of checklists

[larsgw]

E.g. https://identification-resources.github.io/catalog/resource/compare/?a=B877:1&b=B879:1

Info on better diffs:

• https://github.com/facet-rs/facet/blob/53fdaa9bab648ac205007eae9e99bacff9b3f3dc/facet-diff/TREE_DIFF_PLAN.md
• https://github.com/facet-rs/facet/pull/1208/files
• https://en.wikipedia.org/wiki/Dice-S%C3%B8rensen_coefficient