extensions) performed using Git 1.7.8+ should now appear.
* (bug 42184) $wgUploadSizeWarning missing second variable
* (bug 40326) Check if files exist with a different extension during uploading
+* (bug 34798) Updated CSS for Atom/RSS recent changes feeds to match on-wiki diffs.
=== API changes in 1.21 ===
* prop=revisions can now report the contentmodel and contentformat.