The enclosed patch adds two functions to make the
implementation of an XMLRPC server easier.
One function complements the 'XMLRPC::reply', allowing
replies with more than one result. The name could be
better. The other function adds a parser for XMLRPC
Additional functionality we could need: A parser of
both SOAP and XMLRPC requests. That could be used to
(re)structure 'SOAP-CGI.tcl' a bit.
Note: The rpcvar package is a bit mislabeled. We are
not working with variables, but rather type-tagged