I notice a few new files recently have been checked in with DOS line endings.
While Subversion does provide for conversion of EOL sequences for the local operating system style, unlike CVS it's not set by default for newly added files. Some quick directions on turning it on:
http://www.mediawiki.org/wiki/Subversion/auto-props
-- brion vibber (brion @ pobox.com)
wikitech-l@lists.wikimedia.org