dpkg: parallel compression with pixz

[Alexandre Detiste]

Hi,

I stumbled on this request, CCing other people
that might be interrested.

game-data-packager would definitively benefit from this.
For this package, having reproducible builds is irrelevant.
(some files are optional, some have various accepted versions)

Alexandre Detiste

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=501456