Checking in changes prior to tagging of version 0.16.

Changelog diff is:

diff --git a/Changes b/Changes
index d327274..c500779 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,10 @@ Revision history for Perl extension Monoceros

 {{$NEXT}}

+0.16 2013-05-28T01:04:48Z
+
+  - remove sockfile at process exit
+
 0.15 2013-05-23T04:39:30Z

   - fix pod