🚀 xcollection v2021.12.23 🚀

What's Changed

• [pre-commit.ci] pre-commit autoupdate by @pre-commit-ci in #32
• Remove linting workflow by @andersy005 in #37
• Update documentation by @andersy005 in #35
• Fix README: Remove old CI linting badges by @andersy005 in #38
• Add .filter method by @andersy005 in #41
• Add HTML repr by @andersy005 in #42
• Add robust equivalence method by @andersy005 in #43
• Add docs on filtering by @andersy005 in #44
• Update changelog by @andersy005 in #45

Full Changelog: v2021.12.01...v2021.12.23