Kossel/Delta Effector - Improved Skirt

Modified version of the fan skirt of http://www.thingiverse.com/thing:1569106
I reworked it to include a tie point to allow use of a zip tie to fix the hot-end in place a bit better.
More details on my Blog: https://cobaltgriffonary.blogspot.ca/2017/02/experiments-with-flying-extruders-and.html