Refactor generate console
Add util.permalink
Refactor
- Save entire database to db.json and simplify database.
- Box.process is rewritten. Add new data type "skip" for developers to detect whether the file is changed.
- Better error message. Resolve #674
Use string concat instead of array push
Separate front-matter module
Add relative_url helper
Update theme
Box.process: filter cache
Merge branch 'feature/refactor' into dev