This functions calls the XML-RPC method “printQueue()” of NEOS
and returns an object of class NeosAns, which is a string
containing the current NEOS jobs.
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.