Copyright 2009, 2010 Kevin Ryde
This file is part of PodLinkCheck.
PodLinkCheck is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 3, or (at your option) any
later version.
PodLinkCheck is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with PodLinkCheck.  If not, see <http://www.gnu.org/licenses/>.
Version 4, May 2010
    - allow refs to bullet and number items
    - check manpages by plain man run if --location not available
Version 3, May 2010
    - trap dodgy CPANPLUS errors possibly relating to sqlite
Version 2, May 2010
    - trap CPAN.pm errors like unwritable ~/.cpan
    - tests don't fail on spurious CPANPLUS warnings
Version 1, April 2010
    - the first version