Revision history for Search-OpenSearch-Federated

0.001   8 March 2013
    * initial release

0.002   18 March 2013
    * better error checking when a URL returns zero results
    * add missing dependences to Makefile.PL

0.003   30 April 2013
    * fix pod SYNOPSIS for old class name
    * make SOF a subclass of Search::Tools::Object and define real accessor methods

0.004   6 May 2013
    * add debugging help
    * add normalize_scores() feature
