Meta-Wrapper for reading spreadsheet data

Changes for 0.88

• Guard $_ globbering from external bitrotted code
• Use recommended and suggested versions based on known CVEs
• Improve user feedback on failing xlsx2csv & xlscat
• Fix static docs for groff-1.24
• Basic support for Excel::ValueReader:🤐LSX (issue#50)
• Allow backend for parser option without version check