Improve documentation & naming for flexbox.
Integrate flexbox CSS property parsing.
Implement utils for computing flexbox-relevant sizes.
Adjust flexbox terminology
Parse FlexBox CSS properties, draft alignment code.
Fix release of CatTrap 0.4 (as I should've called it...)
Support colspan on column elements.
Parse & apply CSS <table>-styling properties.
Allow styling table columns & rows!
Implement basic table layout.
Implement more of <table> layout
Improve concurrency, release 0.3, & (not in 0.3) better expose text info
Segfault/performance fixes.
Performance optimizations: Concurrency, & move download/styling/layout to out-of-thread.