Processing PYX data or file and sort element attributes.

Changes for 0.04 - 2023-09-11T18:14:08+02:00

• Fix bugtracker.
• Fix sense of example in doc.
• Fix use lib '.' in Makefile.PL.
• Improve LICENSE AND COPYRIGHT section in doc.
• Improve SYNOPSIS section in doc.
• Rename example to better name.
• Update Module::Install to 1.21 version.
• Update author github username.
• Update author username.
• Update copyright years.