updating cad/opencascade

[thierry at freebsd.org]

Selon thierry at freebsd.org le jeu. 13 juil. 14:26:13 2017 :

>> Can you put it in some PR on bugs.freebsd.org ?
>>
>
> We allready have a port for it:
> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=220110

Sorry, I meant a PR, not a port!

-- 
Th. Thomas.