Removing mport:// sources (Was: Re: Removing port submit)

[Clemens Lang]

On Wed, Aug 21, 2013 at 10:33:06AM +1000, Joshua Root wrote:
> sudo port install https://packages.macports.org/zlib/zlib-1.2.7_0.darwin_12.x86_64.tbz2
> 
> It's the easiest way of installing an older version of a port.

Sounds like a useful feature, I'll try to get this back to a working
state. We should probably also document this.

-- 
Clemens Lang