Update unordered from master

boost-commitbot · boost-commitbot · commit 6960d80c9491 · 2017-04-04T21:30:07.000Z
diff --git a/libs/unordered b/libs/unordered
@@ -1 +1 @@
-Subproject commit 3c8c360f8cd95166cdb1499b971800fa408cc513
+Subproject commit 6b32d6bf096a8fff22245f8c7e942ac72c0374e4
