needed.
* (bug 41886) Rowspans are no longer exploded by tablesorter until the table is
actually sorted.
-* (bug 2865) User interface HTML elements don't use lang attribute
+* (bug 2865) User interface HTML elements don't use lang attribute.
(completed the fix by adding the lang attribute to firstHeading).
* (bug 42173) Removed namespace prefixes on Special:UncategorizedCategories.
* (bug 36053) Log in "returnto" feature forgets query parameters if no
will require updates to your site's CSS or JS.
* (bug 41342) jquery.suggestions should cancel any active (async) fetches
before it triggers another fetch.
-* (bug 42184) $wgUploadSizeWarning missing second variable
+* (bug 42184) $wgUploadSizeWarning missing second variable.
+* (bug 34581) removeUnusedAccounts.php maintenance script now ignores newuser
+ log when determining whether an account is used.
+* (bug 43379) Gracefully fail if rev_len is unavailable for a revision on the
+ History page.
=== API changes in 1.21 ===
* prop=revisions can now report the contentmodel and contentformat.
does not exist.
* (bug 27202) Add timestamp sort to list=allimages.
* (bug 43137) Don't return the sha1 of revisions through the API if the content is
- revision-deleted
+ revision-deleted.
* ApiQueryImageInfo now also returns imageinfo for redirects.
=== Languages updated in 1.21 ===