0.9.0

Breaking

• .github style was renamed to .md to clarify it's markdown
• StyleConfig.col_sep got renamed to StyleConfig.colsep and has no default value anymore

Additions

• unicode widechars (e.g. chinese chars) are now supported (somewhat experimental)
• predefined .rst style for reStructuredText
• Table: enforce a value for the custom_style field when style: .custom is set
• ci: add a build and vet steps

Changes

• ci: remove dependency on setup-vlang-action
• ci: more diverse and stricter checks
• keep up with latest changes in V