PackageKit integration

[Richard Hughes]

2009/12/16 Pascal de Bruijn <pmjdebruijn at pcode.nl>:
> Since not all distro's don't use PackageKit that would be very welcome.

commit 494ebc7e84d21d2626e06aa7e009cc90625e0fd8
Author: Richard Hughes <richard at hughsie.com>
Date:   Wed Dec 16 12:41:02 2009 +0000

    Add a configure option --enable-packagekit (default yes) to choose
if auto-install functionality should be included

Richard.