Updated README
Updated README

sdnwiselab/sdn-wise-contiki,miarcompanies/sdn-wise-contiki,miarcompanies/sdn-wise-contiki,miarcompanies/sdn-wise-contiki,miarcompanies/sdn-wise-contiki,miarcompanies/sdn-wise-contiki,sdnwiselab/sdn-wise-contiki,sdnwiselab/sdn-wise-contiki,miarcompanies/sdn-wise-contiki,miarcompanies/sdn-wise-contiki,miarcompanies/sdn-wise-contiki