installing subport from a portdir

[René J.V. Bertin]

On Tuesday June 11 2019 10:10:21 Ryan Schmidt wrote:

> > or change "base" so it will recognise when a port name corresponds to a subport provided by the Portfile in the working directory.
> 
> That doesn't seem like a change that would be a good idea.

Honestly, why not? I've always found it counter-intuitive that you cannot specify a port name in this usage type (nor use `upgrade` btw, but that might be unrelated).