On Jan 4, 2016 5:50 AM, "Thierry Volpiatto" <thierry.volpiatto@gmail.com> wrote:
> I don't see why ELPA shouldn't have the same features as MELPA which is
> supporting very well *-pkg.el files.

I never said it shouldn't. :-)
It just doesn't support this ATM.

Although I am hesitant to add support for a second syntax, as this kind of thing tends to add to the maintenance burden.