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

0.07    14/02/2011
        - amended pingtest() in network tests.
        - added further skip test if test books are withdrawn from the site.
        - updated test due to data change.

0.06    06/10/2010
        - provided alternate ping test methods.

0.05    15/09/2010
        - reworked test structure, so easier to add sample sets.

0.04    10/08/2010
        - added better protection from network failures.
        - updated prerequisite requirements.

0.03    02/08/2010
        - added connection protection if client or server offline.
        - documentation updates.

0.02	30/07/2010
        - documentation fixes.

0.01	30/07/2010
        - initial release
