without give the choice to an admin to discard the node's content. Now a node
can be dropped only when requested by the admin node or when a storage has
changed its address (this case should be checked and discussed).


git-svn-id: https://svn.erp5.org/repos/neo/branches/prototype3@732 71dcc9de-d417-0410-9af5-da40c76e7ee4