pre-release: Merge pull request #34 from orangain/refactor-model

Refactor model

2020-04-27

This version includes:

• Fix #32, Improve detection of the same move
• Kifu tree now scrolls smoothly when an active node is changed to a node which is out of view box.
• Many internal improvements and dependency updates.

2020-04-20: Merge pull request #23 from orangain/remove-comment

Fix #14, Make it possible to remove comment

2017-05-14

Update screenshot