production.
=== Configuration changes in 1.23 ===
+* When $wgJobRunRate is higher that zero, jobs are now executed via an
+ asynchronous HTTP request to a MediaWiki entry point. This may require
+ increasing the number of server worker threads.
* $wgDebugLogGroups values may be set to an associative array with a
'destination' key specifying the log destination. The array may also contain
a 'sample' key with a positive integer value N indicating that the log group
* (bug 60543) Special:PrefixIndex forgot stripprefix=1 for "Next page" link
* (bug 29762) Undoing an already-undone edit will now display an appropriate
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.
=== Web API changes in 1.23 ===
* (bug 54884) action=parse&prop=categories now indicates hidden and missing