Rename Graphics.Layout.CSS.Internal to Length
Seperate out Font API from internals.
Expose utility to inform atlas construction.
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 basic grid sizing.
Draft new CatTrap API which hopefully is easier to implement.
Unit test calc() implementation!
Draft public API for CatTrap.