~jaro/balkon

ref: 2bfb88d6a4b28cc8d6c8408dbf5cdfc9106fb314 balkon/src/Data/Text/ParagraphLayout/Internal/Rich/ParagraphLayout.hs -rw-r--r-- 2.4 KiB 
Add ancestor boxes to interface.

Implement Rich pagination.

Add basic support for Rich layout.