not use AnyEvent::Socket
Checking in changes prior to tagging of version 0.12.

Changelog diff is:

diff --git a/Changes b/Changes
index e83407a..41e8755 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,10 @@ Revision history for Perl extension Monoceros

 {{$NEXT}}

+0.12 2013-05-20T07:25:35Z
+
+  - refactoring worker->manager socket passing
+
 0.11 2013-05-17T05:37:59Z

   - close timeouted sockets in preforked workers.