Checking in changes prior to tagging of version 0.13.

Changelog diff is:

diff --git a/Changes b/Changes
index b121597..6a6ec24 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,11 @@ Revision history for Perl extension OrePAN2

 {{$NEXT}}

+0.13 2013-08-27T04:40:32Z
+
+    - Better fall-through for missing or broken META
+      (Chad Granum)
+
 0.12 2013-08-05T03:40:31Z

     - Document about differentiation from OrePAN1