Add C version of mc1322x-load courtesy of Maxim Osipov
Add C version of mc1322x-load courtesy of Maxim Osipov

MohamedSeliem/contiki,arurke/contiki,bluerover/6lbr,arurke/contiki,arurke/contiki,bluerover/6lbr,arurke/contiki,bluerover/6lbr,MohamedSeliem/contiki,bluerover/6lbr,bluerover/6lbr,MohamedSeliem/contiki,arurke/contiki,malvira/libmc1322x,muffinator/libmc1322x,bluerover/6lbr,arurke/contiki,MohamedSeliem/contiki,malvira/libmc1322x,bluerover/6lbr,arurke/contiki,MohamedSeliem/contiki,muffinator/libmc1322x,MohamedSeliem/contiki,MohamedSeliem/contiki