OAK-1998: Accessible tree below a non-accessible parent are HiddenTree
merged revision 1614397

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/branches/1.0@1614579 13f79535-47bb-0310-9956-ffa450edef68
OAK-1998: Accessible tree below a non-accessible parent are HiddenTree
merged revision 1614574

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/branches/1.0@1614580 13f79535-47bb-0310-9956-ffa450edef68