v0.2.2

Added

• readd katex header.

Changed

• remove std from default features.
• update dependencies.

Fixed

• remove unnecessary std dependency for impl Display.
• fix docs for ranges, make them inclusive.
• remove unnecessary clippy allowances.
• update categories, licenses, readme.
• general docs improvements.
• refactor internal macro.
• misc. fixes.
• update CI.

Full Changelog: v0.2.1...v0.2.2