Find a minimum required version of perl for Perl code

Changes for 1.41 - 2023-05-17

• Remove detection for Perl versions 5.008 and older. This means that 5.008 is now the minimum required version that will be reported. (GH#7)
• Fix formatting of the summary printed by the perlver script (GH#14)
• Recognize the minimum required version for the tr///r flag (GH#25) and indented heredocs (GH#27)

Perl interface for libcurl

Changes for 0.53 - 2023-05-16T10:57:20Z

• Stanislaw Pusep <stas@sysd.org>
• David Geiger <geiger.david68210@gmail.com>

Find or Build libxpa

Changes for v2.1.20.5 - 2023-05-16T23:36:59-04:00

• TEST

Release tests for unused variables

Changes for 2.001001 - 2023-05-17T02:46:03Z

• no longer run the test in tests, removing the need for Test::Vars to be installed until the generated distribution is tested

Utilities related to ImageMagick

Changes for 0.020 - 2023-03-01

• Add utilities convert-image-to-jpg (img2jpg, png2jpg), convert-image-to-png (img2png, jpg2png).
• Add --quality (-q) option to the convert-* utilities.