Prusa Original i3 Mk2 Cable Chains

NOTE: This is for the MK2 and NOT the MK2S. If you have the MK2S you will need a different top part. User kraq has created this one to make it compatible:
https://www.thingiverse.com/thing:2445193

Thanks, kraq!

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I really like the improvements made to the Mk2 of the Prusa Original i3. All in all, it's a very good product. I like to use cable chains instead of cable wraps, so these are my modifications to add them to the Mk2.

The Mk2 uses every bit of space available for the heatbed which proved a bit difficult for adding the cable chain with proper clearance. To make up for this, I added a couple of additional parts to allow the part connecting to the x carriage rotate about the z axis. My other goal was to make as minimal modifications as possible. The only parts from the kit I've replaced are the Rambo housing and heatbed cable cover. Also included in the files are a cable chain that will allow full rotation, not only in one directi