MediaWiki 1.6.5 rolls back a bogus fix which accidentally snuck into 1.6.4.
Full release notes: http://svn.wikimedia.org/viewvc/mediawiki/tags/REL1_6_5/phase3/RELEASE-NOTES http://svn.wikimedia.org/viewvc/mediawiki/tags/REL1_6_5/phase3/HISTORY
Download: http://prdownloads.sourceforge.net/wikipedia/mediawiki-1.6.5.tar.gz
MD5 checksum: cc0611fa713d81303a3b9ea16f25a136 mediawiki-1.6.5.tar.gz
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