Bugfix & pagination integration.
Merge branch 'main' of git.argonaut-constellation.org:~alcinnz/CatTrap into main
Define public APIs.
Draft grid width-sizing code.
Test & fix block layout.
Draft flow layout computation. calc() interpretor & multidirectional text to be added later.
Draft new CatTrap API which hopefully is easier to implement.
Draft public API for CatTrap.