The Common API forward method has been changed to first pass the RouteMessage to Dermi's notification
parser, so as to be able to route new messages with contents changes (useful in manycalls)
A RemoteException is the common superclass for a wide number of communication-related
exceptions that may occur during the execution of a remote method call.
This method is invoked to inform the application that the given node has either joined or left
the neighbor set of the local node, as the set would be returned by the neighborSet call.