Rename Graphics.Layout.CSS.Internal to Length

Fix imports for abstracted CSS API.

Switch inline nodes to inherit from parent rather than use default values.

Fix inlines getting prematurely cut off.

Revert false-fix skipping inline layout if empty, set display: inline upon inherit.

Fix for mixed-child elements on stripping out extraneous whitespace.

Strip out extraneous whitespace.

Repair logic for determining whether elements are inline.

Add support for display: none;

Finish refactor allowing for runs of inlines to be captured & passed to Balkon.

Correct `display: initial` to being `inline` rather than `block`.

Improve font styling & it's configurability, expose font-pattern in output.

Ensure units are converted correctly between CatTrap & Balkon.

Integrate inline layout!

Finish implementing preprocessing/CSS parsing & integrating everything with test script.

Parse CSS4 Grid properties.

Parse CSS Box model CSS properties, dispatch others to FontConfig & injected dependency.

Test & fix block layout.

Unit test calc() implementation!

Draft public API for CatTrap.