Deprecated API

Deprecated Methods
tapestry.impl.RoutingTable.addBackup(int, int, NodeId, Double, SecureHash)
          As of 7/24/2002 in favor of RoutingTable.write() 
tapestry.impl.TapestryCarrierMessage.user_data()
          As of 7/24/2002 in favor of msg fragmentation by Ling Huang on 08/01/02: change the payload of RouteMsg to be byte[], which in many cases is a fragment of a msg. QuickSerializable is meanless for those fragments