sets the status item to the passed in paramaters

        args:
            status_item: the name if the item to set
            status: boolean value to set the item

def set(self, status_item, status):
        """ sets the status item to the passed in paramaters

        args:
            status_item: the name if the item to set
            status: boolean value to set the item
        """
        lg = logging.getLogger("%s.%s" % (self.ln, inspect.stack()[0][3]))
        lg.setLevel(self.log_level)
        sparql = '''
            DELETE {{
                kdr:{0} kds:{1} ?o
            }}
            INSERT {{
                kdr:{0} kds:{1} "{2}"^^xsd:boolean
            }}
            WHERE {{
                OPTIONAL {{ kdr:{0} kds:{1} ?o }}
            }}'''
        return self.conn.query(sparql=sparql.format(self.group,
                                                     status_item,
                                                     str(status).lower()),
                                mode='update')