science/libctl marked as BROKEN, but does build on 8.2-STABLE amd64

[Klaus T. Aehlig]

Dear Mark,

> > Can anyone shed more light on why this port is marked BROKEN?
> 
> In general you have to do a little bit of detective work. [...]

Thank you very much for your very detailed and helpful explanation!
That helped a lot.  I hope, in the future I'll look at the right place 
directly myself without bothering you with my questions.

> I'll change the BROKEN tag.

Thank you!

Best regards,
Klaus