Move always-use-proxy auto-override to master daemon.

This means it will effect connect commands too (though it's too
late to stop DNS lookups caused by commandline options).

We also warn that this is one case where we allow forcing through Tor
without a proxy set: it just means all connections will fail.

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

lightningd/connect_control.c

@@ -152,7 +152,8 @@ static void json_connect(struct command *cmd,
 			port = DEFAULT_PORT;
 		}
 		if (!parse_wireaddr_internal(name, &addr, port, false,
-					     !cmd->ld->use_proxy_always,
+					     !cmd->ld->use_proxy_always
+					     && !cmd->ld->pure_tor_setup,
 					     &err_msg)) {
 			command_fail(cmd, "Host %s:%u not valid: %s",
 				     name, port, err_msg ? err_msg : "port is 0");