[master] 526ca86 Directors can stack.

[Per Buer]

commit 526ca86006db9b10ed678ceb22da7fc34e047b6b
Author: Per Buer <perbu at varnish-software.com>
Date:   Thu Mar 20 11:28:42 2014 +0100

    Directors can stack.

diff --git a/lib/libvmod_directors/vmod.vcc b/lib/libvmod_directors/vmod.vcc
index f7ec8f4..24e8839 100644
--- a/lib/libvmod_directors/vmod.vcc
+++ b/lib/libvmod_directors/vmod.vcc
@@ -54,6 +54,8 @@ As you can see there is nothing keeping you from manipulating the
 directors elsewhere in VCL. So, you could have VCL code that would
 add more backends to a director when a certain URL is called.
 
+Note that directors can use other directors as backends.
+
 $Object round_robin()
 
 Description