[kde-promo] new platforms announcement

[Scott Wheeler]

Thomas Zander wrote:
> As we probably don't want to keep using developernew as a url, I think now 
> would be a great time to rename both sites on a DNS level.
> developer -> developerold  (or old.developer.k.o)
> deverlopernew -> developer.k.o
>   

I don't know if that's actually been the plan all along, but that would 
naturally break hundreds of thousands of links spread around the web.

-Scott