Use HTTP::Session2::ClientStore2
Checking in changes prior to tagging of version 6.05.

Changelog diff is:

diff --git Changes Changes
index 2bb3e2a..074897d 100644
--- Changes
+++ Changes
@@ -2,6 +2,10 @@ Revision history for Perl module Amon2

 {{$NEXT}}

+6.05 2014-08-01T11:15:02Z
+
+    - Flavor uses HTTP::Session2::ClientStore2 by default.
+
 6.04 2014-07-31T21:40:18Z

     - Make Amon2::Util::random_string() secure.