Iotlab compil

• Add compilation toolchain in Dockerfile, improve docker launch with following command (--name rsd-hackathon --hostname rsd-hackathon --rm)

docker run -v $PWD:/home/jovyan  -p 8888:8888 -it  --name rsd-hackathon --hostname  rsd-hackathon --rm --entrypoint jupyter-lab rsd-hackathon:latest

• Add notebook for Contiki firmware compilation.