Only print the command used to open connections with -vv, not just -v.

<Pine.LNX.4.33L2.0201301015260.11155-100000@phong.blorf.net>

util.c

@@ -121,7 +121,7 @@ pid_t piped_child(char **command, int *f_in, int *f_out)
 	int from_child_pipe[2];
 	extern int blocking_io;
 	
-	if (verbose > 0) {
+	if (verbose >= 2) {
 		print_child_argv(command);
 	}