addright take index optional argument

    '''Add or edit account right'''

    def __call__(self, argv):

        if len(argv) != 5:

        if len(argv) == 5:

            argv.append(None)

        elif len(argv) == 6:

            argv[5] = int(argv[5])

        else:

            raise cmdBadArgument()

        try:

            self.cli.rpc.call("addright", argv[1], argv[2], argv[3], argv[4])

            self.cli.rpc.call("addright", argv[1], argv[2], argv[3], argv[4], argv[5])

        except RpcError as e:

            raise cmdError("RPCError: %s"%str(e))

    def usage(self):

        return '''Usage: addright <account tql> <right tql> <method> <target>

        return '''Usage: addright <account tql> <right tql> <method> <target> [index]

<method> is the name of the rpc command to allow

<target> can be allow or deny'''