New release; major version bump
New release; major version bump

This release splits off the old -autobuilder code into a new -toolbox
module, among other things.

mdshuai/rpm-ostree,giuseppe/rpm-ostree,cgwalters/rpm-ostree-cgwalters,giuseppe/rpm-ostree,giuseppe/rpm-ostree,tmp-user/rpm-ostree,tmp-user/rpm-ostree,mdshuai/rpm-ostree,mdshuai/rpm-ostree,tmp-user/rpm-ostree,giuseppe/rpm-ostree,mdshuai/rpm-ostree,tmp-user/rpm-ostree,cgwalters/rpm-ostree-cgwalters,cgwalters/rpm-ostree-cgwalters