message instead of leading the user to make a null edit.
* (bug 52659) mediawiki.notification: Notification area remained visible when
empty and thus was stealing pointer events from links on the page.
+* (bug 26811) When a DBUnexpectedError occurs, DB server hostnames are now
+ hidden unless $wgShowExceptionDetails is true, and $wgShowDBErrorBacktrace
+ no longer applies in such cases.
=== Web API changes in 1.23 ===
* (bug 54884) action=parse&prop=categories now indicates hidden and missing
* The jquery.delayedBind ResourceLoader module was deprecated in favor of the
jquery.throttle-debounce module. It will be removed in MediaWiki 1.24.
* mw.user.bucket has been deprecated.
+* On Special:PrefixIndex, a table#mw-prefixindex-list-table was changed to
+ table.mw-prefixindex-list-table to avoid duplicate ids when the special page
+ is transcluded.
+* (bug 62198) window.$j has been deprecated.
==== Removed classes ====
* FakeMemCachedClient (deprecated in 1.18)