[4.1] 2b7c89e Allow newlines in long strings to sendhex

[Martin Blix Grydeland]

commit 2b7c89e253bbface2857a2ba9383a6d78ee8ef6b
Author: Martin Blix Grydeland <martin at varnish-software.com>
Date:   Thu Jun 15 15:25:41 2017 +0200

    Allow newlines in long strings to sendhex

diff --git a/bin/varnishtest/vtc_http.c b/bin/varnishtest/vtc_http.c
index 1503b7e..57d36b6 100644
--- a/bin/varnishtest/vtc_http.c
+++ b/bin/varnishtest/vtc_http.c
@@ -1129,7 +1129,7 @@ cmd_http_sendhex(CMD_ARGS)
 	AN(p);
 	q = av[1];
 	for (i = 0; i < l; i++) {
-		while (vct_issp(*q))
+		while (vct_issp(*q) || *q == '\n')
 			q++;
 		if (*q == '\0')
 			break;