'chick' and 'monobook').
* The constructor for CategoryView has changed, the second parameter is now a
Context source and is required.
+* The Title::escape{Local,Full,Canonical}URL methods are deprecated, please use
+ proper html building methods to escape the normal get{...}URL methods instead.
+* The $variant arguments in the Title::get{Local,Full,Link,Canonical}URL methods
+ have been replaced with a secondary query argument.
+* The $variant argument in the hooks for the Title::get{Local,Full,Link,Canonical}URL
+ methods have been removed, the variant is now part of the $query argument.
+* Removed Title::isValidCssJsSubpage(), deprecated since 1.17 in favor of
+ using Title::isCssJsSubpage() or checking Title::isWrongCaseCssJsPage()
== Compatibility ==