Add created and last_modified attributes to Nitesi::Cart.
Add tests on last_modified attribute for carts.
Add uri attribute to Nitesi::Product.
Add documentation for uri attribute to Nitesi::Product.
Execute POD tests only for release testing.
Increase prerequisite on ACL::Lite to 0.0002.
Add permissions method to account manager.
Bump up version number.
Prepare Changes and README files for upcoming release.