VaultWiki 4.1.7 Patch Level 1

(announced here: https://www.vaultwiki.org/articles/307/)
The relevant issues for XenForo 1.x:

• An issue preventing successful completion of the VaultWiki install process
• An issue running the VaultWiki uninstall process
• An issue where the form for editing custom area permissions for guests was unavailable

(released November 2, 2021)

• WEBP Image Format Support
• Fixed an issue causing circular synonyms
• Fixed some issues with nested piped BB-Codes
• Fixed several fatal errors
• About 150 bug fixes

(released April 30, 2021)

• PHP 8 support
• Clean up log entries of completed tasks after a while
• Fixed low number of logged recent updates for last-update columns
• About 100 minor changes and bug fixes

(released December 13, 2020)

• Fixed several database errors
• Fixed some aspects of approved edits not taking effect on approval
• Fixed close to other 50 bugs

(released August 12, 2020)

• New: Disambiguation pages
• New: Require or suggest templates
• New: Page ratings
• New: Categories via template
• New: Custom permissions at the page level
• New: Feed portal
• New: Like everything: edits, feed entries, full pages, everything
• New: Improved new version notice with changelogs
• Overall tighter integration with XenForo

(released July 12, 2019)

• Fixed PLAIN wrapping unclosed tags that stopped all rendering afterwards
• Fixed invalid argument for report preview of already-deleted content
• Fixed SVG icons never being used

(released May 8, 2019)

• Fixed admin alert not appearing when failed task deactivates wiki
• Fixed nested tags inside CODE tags
• Fixed section links not auto-scrolling
• Over 10 other fixes and tweaks

(released January 22, 2019)

• Fixed out-of-range value for textsize
• Fixed areas not appearing in live-search
• Fixed instant notifications of new child content
• Fixed database error deleting categories
• Over 20 other fixes and tweaks

(released September 7, 2018)

• Stale or empty RSS now marked as noindex
• Fixed database error soft-deleting synonyms
• Fixed inability to uncheck Any Type for Allowed Content-Types
• Fixed permissions to remove entries from global feeds
• Over 50 other fixes and tweaks

(released June 13, 2018)

• Fixed submissions during pending Wiki Active disabling it
• Fixed infinite redirect w/ port in Wiki Base URL
• Fixed Wiki tab becoming home-tab while selected
• Over 20 other fixes and tweaks