ibft: no static config with dhcp origin (bnc#883712)
ibft: verify mac in ibft nic selection (bnc#883712)

iBFT may provide an iscsi offload network config (broadcom),
which should not be applied to network devices on same nic.
Merge pull request #285 from mtomaschewski/ibft

ibft: no static config with dhcp origin (bnc#883712)