facility to go from meta key to class
more reliably sort results
Update FSF mailing address in license text
Use plain text URL for GFDL 1.2 & 1.3
Inserted blank after package name.

Dist::Zilla::Plugin::PkgVersion requires the blank after packgae name
for insertion version number.
v0.103009

        - Updated FSF mailing address in license text for GFDL versions 1.2,
          GPL versions 1 & 2, and LGPL 2.1