 Remove confusing default value description & add default value to cli flag (#619)
 Remove confusing default value description & add default value to cli flag (#619)


life1347/fission,fission/fission,life1347/fission,life1347/fission,fission/fission,platform9/fission,platform9/fission,life1347/fission,life1347/fission,platform9/fission,life1347/fission,platform9/fission,fission/fission,life1347/fission,life1347/fission,life1347/fission,fission/fission