Exit on errors in chroot tasks
Exit on errors in chroot tasks

Watch for errors in chroot and exit early if they fail.

Change-Id: Ic88d1cac8d99f7b52ac03bf668e5ab1eafdda075
Signed-off-by: Doug Hellmann <8c845c26a3868dadec615703cd974244eb2ac6d1@dreamhost.com>

dreamhost/akanda-appliance,stackforge/akanda-appliance,dreamhost/akanda-appliance,openstack/akanda-appliance,stackforge/akanda-appliance,openstack/akanda-appliance