* (bug 4220) the XML dump format schema now have unique identity constraints
for page and revision identifiers. Patch by Elvis Stansvik.
* (bug 35705) QUnit upgraded from 1.2.0 to 1.7.0
+* cleanupSpam.php now can delete spam pages if --delete was specified instead of blanking
+ them.
=== Bug fixes in 1.20 ===
* (bug 30245) Use the correct way to construct a log page title.