Copied the test code from the sky_shell_collect test, which correctly counts packet receptions and duplicates. Test code is much leaner and meaner now.
Copied the test code from the sky_shell_collect test, which correctly counts packet receptions and duplicates. Test code is much leaner and meaner now.

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