added XMLRPC server to default PYGRDATAPATH added excludeClasses option to newServer()
added XMLRPC server to default PYGRDATAPATH
added excludeClasses option to newServer()

cjlee112/pygr,GenDataPro/pygr,theoryno3/pygr,RitwikGupta/pygr,ctb/pygr,GenDataPro/pygr,GenDataPro/pygr,ctb/pygr,ctb/pygr,cjlee112/pygr,RitwikGupta/pygr,cjlee112/pygr,RitwikGupta/pygr,cjlee112/pygr,theoryno3/pygr,ctb/pygr,theoryno3/pygr,ctb/pygr