Update from version 0.18 to 1.19.

Pkgsrc changes:
o Fix PERL5_PACKLIST so that install actually works

Upstream changes:

1.19 Sat 12 Jul 2008
- Moving to a production version
- Changing to Module::Install to simplify maintenance
- Updating perl dependency to 5.005
- Updated author tests
- Some slight changes to resolve Kwalitee issues
- Stopped using MANIFEST for the tests
- Various minor whitespace and layout tweaks

(he)