* $wgXhtmlDefaultNamespace is no longer used by core. Setting it will no longer change the
xmlns used by MediaWiki. Reliance on this variable by extensions is deprecated.
* $wgHandheldStyle was removed.
+* $wgHandheldForIPhone was removed.
* $wgJsMimeType is no longer used by core. Most usage has been removed since
HTML output is now exclusively HTML5.
* $wgDBOracleDRCP added. True enables persistent connection with DRCP on Oracle.
handlers can take further action based on the status of the patrol footer
* LinkCache singleton can now be altered or cleared, letting one to specify
another instance that does not rely on a database backend.
+* MediaWiki's PHPUnit tests can now use PHPUnit installed using composer --dev.
=== Bug fixes in 1.22 ===
* Disable Special:PasswordReset when $wgEnableEmail is false. Previously one
is disabled, and AJAX patrolling and watching are now disabled when use of
the write API is not allowed.
* (bug 48294) API: Fix chunk upload async mode.
+* (bug 46749) Broken files tracking category removed from pages if an image
+ with that name is uploaded.
=== API changes in 1.22 ===
* (bug 46626) xmldoublequote parameter was removed. Because of a bug, the
* prop=info now adds the content model and page language of the title.
* New upload log entries will now contain information on the relavent
image (sha1 and timestamp).
+* (bug 49239) action=parse now can parse in preview mode.
=== Languages updated in 1.22===