[4.1] 95b7d65 Update to 4.1 vtc syntax.

[Lasse Karstensen]

commit 95b7d6506e32d835321e13f064b505abb40816d4
Author: Lasse Karstensen <lkarsten at varnish-software.com>
Date:   Tue Jun 14 10:21:49 2016 +0200

    Update to 4.1 vtc syntax.

diff --git a/bin/varnishtest/tests/r01955.vtc b/bin/varnishtest/tests/r01955.vtc
index 756ebc0..48fb58e 100644
--- a/bin/varnishtest/tests/r01955.vtc
+++ b/bin/varnishtest/tests/r01955.vtc
@@ -9,7 +9,7 @@ server s1 {
 } -start
 
 varnish v1 -vcl+backend {
-	import std;
+	import ${vmod_std};
 	sub vcl_deliver {
 		std.collect(resp.http.age);
 	}