Version 2.0.0 release
- Migrate to one-file template with customizable configurations.
- Add SC, HK, JP, and KR support.
- Use TeX Gyre, STIX Two Math, and Noto CJK as fonts.
- Deprecate custompara and CJK fonts in v1.0.0.
- Add support for CJK with Arabic numbering for sections.