Simplify periodic ds6 neighbor processing in case NA/NS is disabled. Strips out uip_nd6_ns_output from the binary.
Simplify periodic ds6 neighbor processing in case NA/NS is disabled. Strips out uip_nd6_ns_output from the binary.

arurke/contiki,bluerover/6lbr,bluerover/6lbr,bluerover/6lbr,bluerover/6lbr,MohamedSeliem/contiki,arurke/contiki,MohamedSeliem/contiki,arurke/contiki,MohamedSeliem/contiki,MohamedSeliem/contiki,arurke/contiki,bluerover/6lbr,MohamedSeliem/contiki,arurke/contiki,MohamedSeliem/contiki,MohamedSeliem/contiki,bluerover/6lbr,arurke/contiki,arurke/contiki,bluerover/6lbr