port-depgraph warning

[db]

On 13 Apr 2017, at 17:38, Rainer Müller <raimue at macports.org> wrote:
> You are effectively running it with an empty argument, which is not a valid port name:
>  $ port-depgraph ""
> That could indeed be handled more graceful. The source can be found here after the move to GitHub:
> https://github.com/macports/macports-contrib/tree/master/port-depgraph

I also noticed the svn url in the portfile.