OAK-2015: PermissionStore doesn't reflect dynamic nature of jcr:all

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1617463 13f79535-47bb-0310-9956-ffa450edef68
minor improvement

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1617464 13f79535-47bb-0310-9956-ffa450edef68