tom

Adding customizable features for cell-specific packaging.

unset OC1 OC2 OC3 OC4 OC5 OC6 OC7 OC8 OC9 OCN ONOS_NIC
unset OC1 OC2 OC3 OC4 OC5 OC6 OC7 OC8 OC9 OCN ONOS_NIC ONOS_FEATURES
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