HyperCube - Complete print head assembly

A modular and versatile print head design for (but not limited to) HyperCube evolution and E3D V5/V6 Volcano, or regular.

Updates
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13/02/2023 - added mount for the G5 Flex Drive extruder
22/03/2020 - added Fusion 360 CAD files for the full assembly
22/03/2020 - added support for Bigtreetech Dual Color or Mix Hotend
14/03/2020 - added endoscope camera mount

Features
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Easy tool change:
- the entire print head can be secured safely to the X-axis carriage with just one M3x12 screw
- the E3D extruder can be removed without detaching the entire print head using 2x M3x10 screws
- both connectors (carriage->print head and print head->extruder) provides a rigid connection designed to avoid any oscillations during print
- generic carriage connector design allows creating or adapting new or existing tool-heads for this X-carriage

Fans and extruder:
- supports E3D Volcano and regular-sized extruder
- each of the fans (front, side-left, side-right) can be removed from t