docs: def get_member(self, jid, default=None):
          """Get a chatroom member by JID"""
          member = filter(lambda m: m['JID'] == jid, self.params['MEMBERS'])
          if len(member) == 1:
              return member[0]
          elif len(member) == 0:
              return default
          else:
              raise Exception('Multple members have the same JID of [%s]' % (jid,))