Speed up corner config change

Rounded to sharp corner changes in settings was sluggish. Sped it up a lot.

0.3.1

Full Changelog: 0.3.0...0.3.1

0.3.0

Full Changelog: 0.2.0...0.3.0

Document and info text updates

Full Changelog: 0.1.0...0.2.0

First

0.1.0

Create README.md