Features

• Add Dutch translation thanks to @Kilian (#496)
• Update obsolete level selectors to match WHATWG spec (#494)
• Remove unsecured target warning (#497)
• Recommend [role="figure"] and check for it alongside [role="group"] for figures (#392)

Fixes

• Allow iframe on [width] and [height] warning test (#379)

Docs

• Small improvements on homepage content and layout
• Move level-specific CSS to docs assets instead of sources and dist
• Ensure headings don't overflow

Chore

• Switch indentation to tabs
• Improve .editorconfig (#492)
• Only pack sources and dist files in releases (#429)
• Remove dist files from repository (#474)
• Dependencies update