[master] 989b39f Document the purpose of the default `vcl_path`

[Dridi Boukelmoune]

commit 989b39fb2ee884f326477ad49212c4b033694013
Author: Dridi Boukelmoune <dridi.boukelmoune at gmail.com>
Date:   Mon Sep 12 12:57:08 2016 +0200

    Document the purpose of the default `vcl_path`

diff --git a/bin/varnishd/mgt/mgt_param_tbl.c b/bin/varnishd/mgt/mgt_param_tbl.c
index 6ca1aeb..5d4d451 100644
--- a/bin/varnishd/mgt/mgt_param_tbl.c
+++ b/bin/varnishd/mgt/mgt_param_tbl.c
@@ -66,7 +66,11 @@ struct parspec mgt_parspec[] = {
 		NULL, NULL,
 		"Directory (or colon separated list of directories) "
 		"from which relative VCL filenames (vcl.load and "
-		"include) are to be found.",
+		"include) are to be found.  By default Varnish searches "
+		"VCL files in both the system configuration and shared "
+		"data directories to allow packages to drop their VCL "
+		"files in a standard location where relative includes "
+		"would work.",
 		0,
 		VARNISH_VCL_DIR,
 		NULL },