CAY-1814  Support Property.nin

git-svn-id: https://svn.apache.org/repos/asf/cayenne/main/trunk@1479625 13f79535-47bb-0310-9956-ffa450edef68
CAY-1814  Support Property.nin

release notes

git-svn-id: https://svn.apache.org/repos/asf/cayenne/main/trunk@1479627 13f79535-47bb-0310-9956-ffa450edef68