Comment 0 for bug 1321391

As discussed, for ci-airline, we'd like to have a way to specify the additional packages from PPAs that we wish to install:

On Mon, May 19, 2014 at 04:58:24PM -0500, Paul Larson wrote:
> Will there be another option to allow you to specify additional packages
> for installation from those PPAs?

I'm sure we can add such a thing, although it won't be necessary in the
common case. This would be a matter of coming up with a few environment
variables which livecd-rootfs then turns into appropriate add_package
calls.