v2.1.1

Fix bug which prevents a correct drawing of VolumeRuler during runtime

v2.1

1. Add debug information for all spline generators;
2. Create basic spline actor;
3. Create several rulers to visualize distances and measure levels (LineRuler, RadiusRuler, SpeedRuler, SplineRuler, VolumeRuler)

v2.0

Unreal Engine 5 release

v2.0a

First Unreal Engine 5 version

v1.0

Initial release