Changes to Flickr::API2

2.00  2011-04-28
    * Initial version, forked from Flickr::API 1.04

2.01  2011-04-29
    * Added missing dependency upon JSON.

2.02  2011-05-02
    * Skip online API tests unless HTTP access is available.
    * Adjust Makefile META info regarding Perl versions.
    * Minor other test improvements.
    * Use test_requires instead of build_requires in Makefile.

2.03  2011-05-09
    * Fixes for UTF-8 encoded parameters.
    * Automatically retry API calls if they time-out.

2.04  2011-08-22
    * added url_o support
    * Update dependencies entry in README
    * Add test for searching by utf8 tags
    * Adjusted metadata
