MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
I sold it before using it. The dragchain worked fine in small movement tests and such though.
Protect from end of pipe:
Wire relief by zipping the wires down just before/after the end of the pipes.
I also made this insert for the pipes for this purpose: http://www.thingiverse.com/thing:1702249 - you might now have room for them under the motors though.