OAK-1126: Same node and property name support

This reverts commit f3f78810e7eda7fe127a3f7f711b8fa28f88c5fd.

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1542109 13f79535-47bb-0310-9956-ffa450edef68