* (bug 7609) Add some more '*-summary' messages to MessagesEn.php with empty
strings to allow better localisation via Special:Allmessages. Mark this new
messages as optional for localisation.
+* Fix user_newpass upgrade for prefixed tables (reported by Fyren)
+* (bug 7636) Fix typo in Firefox 2 check (tested by Werdna)
+* (bug 7663) Include language variant switcher links on Nostalgia skin
+* (bug 6531) Fix PHP fatal error on installation page with bad username input.
== Languages updated ==