~jaro/balkon

ref: 1dd8f91e1ad98c2416182880edd26902f7e483c8 balkon/src/Data/Text/ParagraphLayout/Internal/Break.hs -rw-r--r-- 1.7 KiB 
Update documentation and derived instances.

Move non-public modules into Internal namespace.

Use ICU to find line break boundaries.