0.04
    - update code to call get_all_attributes instead of compute_all_applicable_attributes
    - more tests
    - add the StorableClone trait

0.03
    - Add the Copy trait (simple 1 level cloning of hashes and array refs)
    - namespace::clean all over

0.02
	- Add deep cloning support using Data::Visitor
	- Add the NoClone trait

0.01
	- Initial release