Add the VCC magic to recognize the "client" director

git-svn-id: http://www.varnish-cache.org/svn/trunk/varnish-cache@4461 d4fa192b-c00b-0410-8231-f00ffab90ce4

lib/libvcl/vcc_backend.c

@@ -778,6 +778,7 @@ static const struct dirlist {
 } dirlist[] = {
 	{ "hash",		vcc_ParseRandomDirector },
 	{ "random",		vcc_ParseRandomDirector },
+	{ "client",		vcc_ParseRandomDirector },
 	{ "round-robin",	vcc_ParseRoundRobinDirector },
 	{ NULL,		NULL }
 };