JCR-4494: Release Jackrabbit 2.18.4 - set baseline to latest stable
JCR-4494: Release Jackrabbit 2.18.4 - set baseline to latest stable

git-svn-id: 02b679d096242155780e1604e997947d154ee04a@1869538 13f79535-47bb-0310-9956-ffa450edef68

apache/jackrabbit,apache/jackrabbit,apache/jackrabbit