Experiment with Unicode characters in xml2rfc

• Datatracker: https://datatracker.ietf.org/doc/draft-rathnayake-xml2rfc-unicode/
• XML: draft-rathnayake-xml2rfc-unicode-01.xml
• PDF: draft-rathnayake-xml2rfc-unicode-01.pdf
• Text: draft-rathnayake-xml2rfc-unicode-01.txt
• HTML: draft-rathnayake-xml2rfc-unicode-01.html

Generate draft

This requires xml2rfc.

python generate-draft.py > draft-rathnayake-xml2rfc-unicode-xx.xml