Revision history for Perl extension WWW-Scraper-ISBN-GoogleBooks_Driver.

0.04    09/12/2010
        - amended pingtest() in network tests.
        - added further skip test if test books are withdrawn from the site.
        - updated published date in tests.

0.03    06/10/2010
        - fixed skip count.
        - provided alternate ping test methods.

0.02    15/09/2010
        - reworked test structure, so easier to add sample sets.

0.01	06/09/2010
        - initial release