Update the JCR 2.0 reference in the release notes.
Update the JCR 2.0 reference in the release notes.

git-svn-id: 02b679d096242155780e1604e997947d154ee04a@831363 13f79535-47bb-0310-9956-ffa450edef68

apache/jackrabbit,apache/jackrabbit,apache/jackrabbit