1.002     2020-11-24
    - Switched the license to be the same terms as Perl 5.
1.001     2020-08-31
    - Removed -Ofast optimization due to compatibility issues.
1.000     2020-08-20
    - Offload expensive PNG processing from PDF::API2 to an optional XS module
      (written by Rob Scovell, sponsored by prayerletters.com).