0.04:   * Refactoring proposal API interface logic.
        * Add almighty filtering results method: servers
        * Add TypeKey support

0.03:
        * Automatically judge whether LWPx::ParanoidAgent could use or not.
        * Export three constat values to handle the way of HTTP request method of fetching
          Yadis URL.

0.02:
        * API interface change to proposal API interface, making two changes showing below:

        * Change method name of parse_uri to discover.
        * Add Plugin module to add openid_servers and lid_servers methods.

0.01:
	* first release