old SimpleXMLRPCLib classes

[Brian Quinlan]

> Thanks I have applied the patch and it seems fine, probably better to
go
> that way rather than stick with Brian's old code as I guess it will
> gradually get more and more out of date.

Actually, the patches are based on the code at
http://www.sweetapp.com/xmlrpc/

I put my code there because there is always some lag between the code
being written and it being accepted into core Python. 

Of course, that is my fault for not including documentation with the
patch.

Cheers,
Brian