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Release 0.6!

Reserve enough horizontal space for inline boxes.

Layout inline blocks

NOTE: Replaced elements can be implemented via a wrapper.

Incorporate inline-blocks/etc into the layout model.

Improve documentation & naming for flexbox.

Fixes to traverse & retrieve laid out text!

Test flexbox positioning!

Test flexbox pagination!

Integrate FlexBox layout

Integrate flexbox CSS property parsing.

Implement utils for computing flexbox-relevant sizes.

Adjust flexbox terminology

Parse FlexBox CSS properties, draft alignment code.

Draft flexbox layout

Fix release of CatTrap 0.4 (as I should've called it...)

Test table lowering

Bridge rowspan/colspan from HTML to CSS via useragent stylesheet.

Support colspan on column elements.

Parse & apply CSS <table>-styling properties.