+* The use of an associative array for $wgProxyList, where the IP address is in
+ the key instead of the value, is deprecated (e.g. [ '127.0.0.1' => 'value' ]).
+ Please convert these arrays to indexed/sequential ones (e.g. [ '127.0.0.1' ]).
+* mw.user.bucket (deprecated in 1.23) was removed.