* Implement sign requests - needed by 15 August 2009.

* Moose?

* Examples to show the user how take better advantage of the AWS4.

* The sort values are not auto-generated, or validated, and some of the sort
  terms have changed with the move to AWS4.  There doesn't seem to be much rhyme
  or reason to these terms.  I need to add code to fix this.

* Code cleanup for Request, and Amazon.

* More searches!  Orchestra, Restaurant, ...
  * By Request: CustomerContentSearch, CustomerContentLookup, ListSearch

* More properties! Apparel, ...

* Investigate the use of WADL to automate the majority of Net::Amazon.
