This functions calls the XML-RPC method emailHelp() of NEOS and returns general help message for email users.
NemailHelp(convert =TRUE, nc = CreateNeosComm())
Arguments
convert: Logical, if convert = TRUE (the default) the value of the returned XML-RPC result is extracted and returned as character, otherwise the XML-RPC string is returned.
nc: Object of class NeosComm: By default, this argument is set by calling CreateNeosComm()
and thereby using the default values of this function.