prometheus mounting system for 30x30 extrusion

This is a mounting system for the prometheus extruder from Distech automation (https://www.distechautomation.com/products/prometheus-system). It will enable you to mount the extruders on 30x30 extrusions, such as those found on the 3D Modular systems Scalar M, L and XL.
I created 2 versions of this thing:
- v1 is a simple "band"
- v2 is larger and more complex. While this extra width reduces the thermal evacuation in the air, it fits tightly the extruder on the extrusion, which should allow f