update OpenVAS ports

[Любомир Григоров]

> Please see
> http://www.freebsd.org/doc/en_US.ISO8859-1/books/porters-handbook/index.htmlfor guidance on how you can learn to do this work for yourself. :)
>
> Since these ports are indeed old, severely out of date, and unmaintained,
> the likely course of action at this point would that they be deprecated in
> preparation for their removal. They will not be updated unless an interested
> person steps forward to do so.
>

I will see what can be done. Gonna take me a while, but better late than
never heh. I am looking at new port creation, right? Since 4 is very much
different from 2 and can't really be upgraded.

Cheers.

-- 
Lyubomir Grigorov (bgalakazam)