v4.1.0
- Add Stage.GetTouchTarget.
- Add CustomEase.
- Add Atlas reference manage mechanism.
- Fixed: the line settings of polygon is missing.
- Fixed: nested transitions may not be played.
- Fixed: wrong parameter for loading Spine/Dragonbones by bundle.
- Fixed: exceptions when a UIPanel in prefab is being destroyed in editor, since 2018.3.
- Upgrade example project to Unity 2018.