- Fix an issue with Chrome's XSS auditor when submitting content using the rich text editor in certain scenarios.
- Prevent warnings from being inserted in an expired state.
- Fix a situation where message counts would be adjusted incorrectly when approving a thread while moving it (such as in the spam cleaner).
- Add "nofollow" to certain links related to the find new system.
- Adjust the naming of filter list cookies to be shorter and not include query string params.
- Prevent an error in the RSS feed importer relating to an invalid Atom feed.
- Prevent the RSS importer from failing to import a feed if the feed contained multiple entries with the same ID.
- Disable user mention processing within quotes.
- Adjust attachment translation in the IPB importer.
- Adjust birth date importing from SMF and process attachment tags to our format.
- Fix breadcrumb links not pointing to "full" URLs in the help system.