Fixes
- Fixed error when launching program on macOS
- Fixed multiple issues with UV mirror property on Box UV cubes (#1653)
- Fixed null object not transforming back when leaving animation mode
- Fixed animatable elements such as null objects not being selectable in animation mode from the viewport
- Fixed #1646 Freeze when range selecting keyframes vertically
- Fixed inconsistent behavior when shift+selecting keyframe columns
- Fixed Box UV values not snapping to integers