Rework the Contiki network address cache to compare using parsed addresses
Rework the Contiki network address cache to compare using parsed addresses

Signed-off-by: Michal Tusnio <f37c884579c6b3e4306aaebc2811d4836a4b3c86@gmail.com>

FlowM2M/AwaLWM2M,DavidAntliff/AwaLWM2M,FlowM2M/AwaLWM2M,DavidAntliff/AwaLWM2M,DavidAntliff/AwaLWM2M,DavidAntliff/AwaLWM2M,FlowM2M/AwaLWM2M,FlowM2M/AwaLWM2M