uipcps: uipcp_rib::neigh_flow_prune(): lookup Neighbor from map
uipcps: uipcp_rib::neigh_flow_prune(): lookup Neighbor from map

This further decouples NeighFlow from Neighbor

vmaffione/rlite,autrimpo/rlite,vmaffione/rlite,autrimpo/rlite,autrimpo/rlite,vmaffione/rlite,autrimpo/rlite,vmaffione/rlite