- the actioned upon node is the node that has the rules
- the rule nodes are provided as a multi-value property (list of node refs) and then reordered in the order found on the list
- additional existance checks where added to the link/unlink actions
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@18934 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
