Slightly improved verbosity attach/detach methods response
Slightly improved verbosity attach/detach methods response

Signed-off-by: Alexander Burluka <e1a296dbcd92383e62ed2d193750f7aed5ae3091@virtuozzo.com>

dmission/ploop-flexvol,virtuozzo/ploop-flexvol,dmission/ploop-flexvol,virtuozzo/ploop-flexvol