Correct `display: initial` to being `inline` rather than `block`.
Enforce harfbuzz scaling to be of Double type.
Actually query for desired font, remove needless Maybe.
Improve font styling & it's configurability, expose font-pattern in output.
Commit missing Inline implementation.
Ensure units are converted correctly between CatTrap & Balkon.
Finish implementing preprocessing/CSS parsing & integrating everything with test script.
Draft grid preprocessor which sucessfully compiles.
Parse CSS4 Grid properties.
Parse CSS Box model CSS properties, dispatch others to FontConfig & injected dependency.
Unittest & fix abstract layout.
Unittest basic grid sizing.
Build testable gridlayout function, fix syntax errors.
Finish drafting CSS4 Grid support!
Draft grid width-sizing code.
Draft flow layout computation.
calc() interpretor & multidirectional text to be added later.
Draft new CatTrap API which hopefully is easier to implement.
Unit test calc() implementation!