dmd installer now on dsource

[dsimcha]

== Quote from Walter Bright (newshound1 at digitalmars.com)'s article
> http://www.dsource.org/projects/dmd-installer/browser/trunk
> Bug reports:
> http://d.puremagic.com/issues/query.cgi?format=advanced
> under "installer".
> Thanks to:
> Cristi Vlasceanu - rpm version
> Jacob - osx version
> Ary Borenszweig - windows version
> Brad Anderson and Brad Roberts - setting things up on dsource

Nice job, guys.  Out of curiosity, is this going to be the default way that DMD is
distributed from now on, or will it be "unofficial"?