Use the same build tags for bin2img and copyimg that we use for ocid,
and improve detection of the case where we need to use the
"libdm_no_deferred_remove" tag.
Signed-off-by: Nalin Dahyabhai <nalin@redhat.com>
Add the necessary build tags and configuration so that integration tests
can properly build against device mapper and btrfs libraries.
Signed-off-by: Nalin Dahyabhai <nalin@redhat.com>