Need hash sums for .EXE if from sourceforge

[Ethan Blanton]

Mark Doliner spake unto us the following wisdom:
> On Fri, Jun 1, 2012 at 9:11 AM, Kevin Stange <kstange at pidgin.im> wrote:
> > We'd need to decide if we wanted to commit to the cost of such a key to
> > do this a way that would be handled automatically in Windows.
> 
> I think it's totally worth it, and I think it's reasonable for IMF to
> pay for it.  But of course, a few people will have to be willing to
> take the time to get board approval, buy a certificate, figure out
> where the certificate should live, update the release instructions on
> the wiki, etc.

I also think this is worth pursuing.  If Daniel is right that we can
get a free key, that's even better.  ;-)

Ethan