~jaro/balkon

ref: 5d0bf7627c61fa5a70757ad5fe726b04eaa657c6 balkon/src/Data/Text/ParagraphLayout/Internal/ProtoLine.hs -rw-r--r-- 3.7 KiB
Allow explicit control of box collapsing.
Add extensible filter for invisible lines.
Handle ancestor boxes in rich layout.