Missing dependency check in

[Cyrille Berger Skott]

On Thursday 25 Oct 2012, Thorsten Zachmann wrote:
> seems like we are not checking for the dependency on
> 
> libphononexperimental-dev

On a side note, depending on phonon experimental is probably a bad idea, I am 
a bit skeptical whether distributions are going to accept that (I am going to 
ask).

And in any case, we need a check, and then disable stuff as needed.

-- 
Cyrille Berger Skott