Set the svn:mime-type to text/xml as svn on Mac is treating application/xml as binary and refusing to show diffs.



git-svn-id: https://svn.apache.org/repos/asf/servicemix/smx4/bundles/trunk/opensaml-2.5.3@1528100 13f79535-47bb-0310-9956-ffa450edef68