TODO.md

• Fix tests
• ocrd-tool.json version field
• Review XXX, TODO, FIXME
• Setup VSCode

later

• LICENSE: Can I replace my name with "the contributors" or similar?
• Create and review Makefile
• Create README-DEV.md
• Move TODO.md items to GitHub issues, when the time comes
• Implement pc:Glyphs and pc:Words
• review textequiv_level
• Use black or yapf, remove modelines, add .editorconfig