Currently we are giving all caps to users when running with podman run --user,
They should get none by default. If the command line includes --cap-add, then
we need to run with those capabilties. Similarly we need to drop caps from
bounding set, if user specifies --cap-drop
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>
Closes: #851
Approved by: mheon