From 80e7879e9fbdeb18bb9f4b788d42a19d6d79357b Mon Sep 17 00:00:00 2001
From: Automated Commit <automated@calamity.org.uk>
Date: Wed, 8 Oct 2014 17:00:07 -0400
Subject: [PATCH] Update optional from master.

---
 libs/optional | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/optional b/libs/optional
index 953e7de70b..4c06d708d6 160000
--- a/libs/optional
+++ b/libs/optional
@@ -1 +1 @@
-Subproject commit 953e7de70b47af31b5f9e155816fe2d68b169701
+Subproject commit 4c06d708d605219ee48944f431d1bc28aa3cc7c2