Emit an extra CR+NL after the end of chunked encoding.

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@2617 d4fa192b-c00b-0410-8231-f00ffab90ce4

bin/varnishd/cache_vrt_esi.c

@@ -786,7 +786,7 @@ ESI_Deliver(struct sess *sp)
 
 	}
 	if (sp->esis == 0)
-		WRK_Write(sp->wrk, "0\r\n", -1);
+		WRK_Write(sp->wrk, "0\r\n\r\n", -1);
 }
 
 /*--------------------------------------------------------------------*/