print error messages to stderr; change all in-string quoting to use "

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@14021 ec53bebd-3082-4978-b11e-865c3cabbd6b

kadmin/kadmin.c

@@ -94,9 +94,9 @@ help(void *opt, int argc, char **argv)
     } else {
 	SL_cmd *c = sl_match (commands, argv[0], 0);
  	if(c == NULL) {
-	    printf ("No such command: %s. "
-		    "Try \"help\" for a list of commands\n",
-		    argv[0]);
+	    fprintf (stderr, "No such command: %s. "
+		     "Try \"help\" for a list of commands\n",
+		     argv[0]);
 	} else {
 	    if(c->func) {
 		char *fake[] = { argv[0], "--help", NULL };