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.
First you have to enable te customizer of openscad; go to preferences, features (all the way to the bottom) check customizer (enable customizer).
After that you'll see the option in view: hide customizer. uncheck it... you should now see the customize menu on the right...