~jaro/balkon

ref: 2462c039c364112d9015b036fe9217368d7bf2a5 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.