Prior to 2017.1, whenever I created a new namespace using Portal on Ensemble or HealthShare it was automatically configured to host productions. This used to irritate me, because sometimes I'm setting up a namespace (for example, to host our Deltanji tool) that doesn't need the extra Ensemble baggage.
Starting with 2017.1 we now have a choice:
The new checkbox defaults to being checked, but is easily unchecked. Having done that it also becomes possible to uncheck the web application checkbox higher up the page if so desired.
Thank you InterSystems!