* $wgCountTotalSearchHits has been removed. If you're concerned about efficiency
of search, you should use something like CirrusSearch instead of built in
search.
+* Users in the 'sysop' group have access to Special:MergeHistory by default.
=== New features in 1.24 ===
* Added a new hook, "WhatLinksHereProps", to allow extensions to annotate
SpecialPageBeforeFormDisplay.
* (bug 65781) Removed block warning on included {{Special:Contributions}}
* Removed Skin::makeGlobalVariablesScript. (deprecated since 1.19)
+* Removed MWNamespace::isMain(). (deprecated since 1.19)
+* Removed Preferences::loadOldSearchNs(). (deprecated since 1.19)
+* Removed OutputPage::getStatusMessage(). (deprecated since 1.18)
+* Removed OutputPage::isUserJsAllowed(). (deprecated since 1.18)
+* Removed Title::updateTitleProtection(). (deprecated since 1.19)
+* Removed ParserOptions::setSkin(). (deprecated since 1.19)
+* Removed Title::escapeCanonicalURL(). (deprecated since 1.19)
+* Removed Title::escapeLocalURL(). (deprecated since 1.19)
+* Removed Title::escapeFullURL(). (deprecated since 1.19)
==== Renamed classes ====
* CLDRPluralRuleConverter_Expression to CLDRPluralRuleConverterExpression