Checking in changes prior to tagging of version 0.04.

Changelog diff is:

diff --git a/Changes b/Changes
index 801533a..437e48d 100644
--- a/Changes
+++ b/Changes
@@ -2,6 +2,10 @@ Revision history for Perl extension Cot-Plugin-Session

 {{$NEXT}}

+0.04 2013-04-24T08:16:53Z
+
+    - pod fixed.
+
 0.03 2013-04-24T07:53:35Z

     - big bug fix.