'Replace records.  The first argument is always a name.  The other
arguments can be:
- rdataset...
- ttl, rdata...
- ttl, rdtype, string...
Note that if you want to replace the entire node, you should do
a delete of the name followed by one or more calls to add.'

def replace(self, name, *args):

    self._add(True, self.authority, name, *args)
