~jaro/balkon

ref: e18bc15fe1d4b1445d766afea1a1ebf628747ee6 balkon/src/Data/Text/ParagraphLayout/Internal/Paragraph.hs -rw-r--r-- 4.5 KiB 
Add internal functions for "shaped runs" output.

Clarify meaning of Array in Paragraph.

Slightly decompose the Plain module.