remove the while loop in load methods as it was there due to wrong

assumption, due to the protocol design we now assume that if load is
called it is because the cluster is operational and all data are reachable


git-svn-id: https://svn.erp5.org/repos/neo/branches/prototype3@582 71dcc9de-d417-0410-9af5-da40c76e7ee4