MediaWiki 1.4.0 released

MediaWiki 1.4.0 is the first official stable release in the 1.4 series.
All new installations are highly recommended to use 1.4.0 instead of
1.3.x; 1.3.x users should consider upgrading for bug fixes and new features.

1.4 beta or release candidate users should upgrade to this release.

See the release notes (link below) for a fuller list of changes from the
previous 1.3.x series and installation notes.

Changes since 1.4rc1:

* (bug 65) Fix broken interwiki link encoding on Latin-1 wikis;
~  force to UTF-8
* (bug 563) Fix UTF-8 interwiki URL redirects via Latin-1 wikis
* (bug 1536) Fix page info
* Support os (Ossetic) as language code, using Russian localization base
* (bug 1610) Support non (Old Norse) as language code, using Icelandic
~  localization base
* (bug 1618) Properly list custom namespaces in Special:Allpages
* (bug 1622) Remove trailing' >' when using category browser
* (bug 1570) Fix php 4.2.x error on conflict merging
* (bug 1585) Fix page title on post-login redirection page
* Run UTF-8 validation on old text in Recentchanges RSS diffs
* (bug 1642) fix a mime type typo in img_auth.php
* Automated interwiki redirects only for local interwikis
* Respect read-only mode on block removals
* Trim old illegal characters from syndication feeds
* Reduce message cache outage recovery delay from 1 day to 5 minutes
* (bug 1403) Update Finnish localization