- added handmade contoures to strengthen the 3d effect.

- improved, adjusted the backgrounds.

- added camera lightsource
- decreased levels-triangles ambient
- increased camera fov
- added specular to triangle plates
- changed knotpoints color in testmode

- reactivated distances display from one cursor position to the next in editormode.

https://youtu.be/GQzpvkixNEk