use choice from argparse for insert remove policy in participant client
use choice from argparse for insert remove policy in participant client

h2020-endeavour/iSDX,h2020-endeavour/iSDX,h2020-endeavour/iSDX,h2020-endeavour/iSDX,h2020-endeavour/iSDX,h2020-endeavour/iSDX,h2020-endeavour/iSDX