searches with the api in miser mode for deleted files.
* Add initial and programmatic sorting for tablesorter.
* Add the event "sortEnd.tablesorter", triggered after sorting has completed.
+* The Job system was refactored to allow for different backing stores for queues
+ as well as cross-wiki access to queues, among other things. The schema for the
+ DB queue was changed to support better concurrency and reduce deadlock errors.
+* Added ApiQueryORM class to facilitate creation of query API modules based on
+ tables that have a corresponding ORMTable class.
+* (bug 40876) Icon for PSD (Adobe Photoshop) file types.
=== Bug fixes in 1.21 ===
* (bug 40353) SpecialDoubleRedirect should support interwiki redirects.