Please refer to the individual commits for further details:
* libimage: pull: override even --pull=never with custom platfo
* libimage: pull: enforce pull policy for custom platforms
* libimage: pull: ignore platform for local image lookup
* Allow /etc/containers/containers.conf to be read by non-root
* [0.38] libimage: force remove: only untag on multi tag image
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>