OAK-51 : Access Control Management (wip, make sure tck setup grants read-access for the configured read-only session)

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OAK-527: permissions (wip)

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javadoc

git-svn-id: https://svn.apache.org/repos/asf/jackrabbit/oak/trunk@1455450 13f79535-47bb-0310-9956-ffa450edef68