Output text subroutines for Error:😛ure.

Changes for 0.24 - 2023-11-22T16:12:45+01:00

• Add blank line after arguments and before return.
• Change bugtracker to github issues.
• Improve LICENSE AND COPYRIGHT section in doc.
• Improve SYNOPSIS section in doc.
• Rename example files to better names.
• Rewrite doc to use of =head2.
• Update Module::Install to 1.21 version.
• Update author github username.
• Update copyright years.