portname based distfiles directory

[Anders F Björklund]

Juan Manuel Palacios:

>> Having "1.4.42" and "1.5.11" in the main /downloads might confuse 
>> users though, so I'm fine with having them in a machine-only location 
>> (such as /distfiles) as long as it is accessible.
>
> 	Yeah, it make sense, lets keep them in /distfiles for now then. Would 
> love it if other maintainers started moving their distfiles to per 
> port directories within /distfiles too!

I'll move them to "MacPorts" once 1.5.2 is out (replacing current 1.5.1 
tarball)

--anders