possible to exclude hibernate core

git-svn-id: https://svn.apache.org/repos/asf/archiva/sandbox/trunk@1480265 13f79535-47bb-0310-9956-ffa450edef68
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git-svn-id: https://svn.apache.org/repos/asf/archiva/sandbox/trunk@1480266 13f79535-47bb-0310-9956-ffa450edef68