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 think Z-hop is disabled in the default Cura profile (which is fine, 0.1mm). I have seen quite a few posts that keeping this off is generally a good thing. My engineering sense agrees with this because I don't think the up/down movement of the lag screw is anywhere near as repeatable or precise as are the stepper motors driving the rubber X- and Y-axes.