Enhancements
- Makes tooltips on tabs icons accessible.
- Adds check to prevent sitemap from having empty image entries.
- Improves screenreader text for the readability tab.
- Adds a toggle for author and date archives.
- Adds several improvements for readability and consistent styling.
Bugfixes
- Fixes a bug where the category picker would become slow with 1000+ categories, props Ron Willemse
- Fixes a bug with VoiceOver on the readability and keyword tabs.