* Changes to content typography (fonts, line-height, etc.). See
https://www.mediawiki.org/wiki/Typography_refresh for further information.
* ResourceLoader: mw.loader.using() now implements a Promise interface.
+* Add new hook ChangesListInitRows accessed via ChangesList::initChangesListRows.
+ If called by the ChangesList consumer this gives extensions a chance to batch
+ process the result set prior to rendering.
+* A PoolCounterRedis class was added which can be make use of in $wgPoolCounterConf.
+ This requires at least one Redis 2.6+ server.
=== Bug fixes in 1.23 ===
* (bug 41759) The "updated since last visit" markers (on history pages, recent
* (bug 42026) Deprecated uctoponly in favor of ucshow=top.
* list=search no longer has a "srredirects" parameter. Redirects are now
included in all searches.
+* Added list=prefixsearch that works like action=opensearch but can be used as
+ a generator.
=== Languages updated in 1.23 ===
regularly. Below only new and removed languages are listed, as well as
changes to languages because of Bugzilla reports.
+* Support was added for Algerian Spoken Arabic (arq).
+* Support was added for Riograndenser Hunsrückisch (hrx).
* Support was added for Northern Luri (lrc).
=== Other changes in 1.23 ===
parser, where it differs from the PHP parser).
* Special:Search no longer has an "include redirects" option on the advanced
tab. Redirects are now included in all searches.
+* mediawiki.api.category's getCategories() 'async' parameter was deprecated.
==== Removed classes ====
* FakeMemCachedClient (deprecated in 1.18)