* $wgDBClusterTimeout has been removed.
* $wgProxyKey has been removed. It is no longer used by MediaWiki core.
Ensure $wgSecretKey is set in LocalSettings.php.
+* $wgExtraInterlanguageLinkPrefixes is a new configuration variable that
+ contains an array of interwiki prefixes that should be treated as language
+ prefixes (i.e. turned into interlanguage links when $wgInterwikiMagic is set
+ to true).
=== New features in 1.24 ===
* Added a new hook, "WhatLinksHereProps", to allow extensions to annotate