~jaro/balkon

ref: 397a9e427f251005c29846c94299ef5d6467d352 balkon/src/Data/Text d---------
Avoid reimplementing Data.Text.Lazy.fromStrict.
Implement "plain" interface.
Use Rect in "plain" interface.
Create "plain" interface.
Add module for working with rectangle coordinates.
Separate modules.
WIP version with WIP interface.