- Enable yaml-load feature in syntect to support loading .sublime-syntax files
- Load custom syntax definitions from syntaxes/ directory via SyntaxSet::into_builder
- Add Swift and Kotlin syntax definitions as .sublime-syntax files
- Fix alias table to properly resolve full language names (javascript,
typescript, python, swift, kotlin, golang) via file extension lookup
- Redirect ts/typescript to JavaScript highlighting (syntect v5.3.0 does not
support TypeScript's Sublime Text v2 syntax format)
- Add documentation comments to generate_highlight_css.rs binary
