Add regression test for nested /* ... */ comments

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@4628 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishtest/tests/r00655.vtc

+# $Id$
+
+test "Test nested /*...*/ comments "
+
+
+varnish v1 -badvcl {
+
+	/* foo
+		/* bar
+	*/
+}