=== Other changes in 1.28 ===
* (T128697) Improved handling of large diffs.
+* [BREAKING CHANGE] $wgExtendedLoginCookies has been removed. You can
+ use or update a custom session provider if needed.
+* Deprecated APIEditBeforeSave hook in favor of EditFilterMergedContent.
+* The 'UploadVerification' hook is deprecated. Use 'UploadVerifyFile' instead.
== Compatibility ==