Creates a new Cloud VM Set. For example:
$ hicli cvmset new "Amazon-EC2" "Cloud Admin Group" --description="VMs running in Amazon Ubuntu-10.04,linux-12.10"$ hicli cvmset list | grep Amazon-EC2$ hicli cvmset new "kek_cvmset" "Cloud Admin Group" --cvm_set_type='KEK_ASSOC' --kek_expire_days=10 --kek_expire_action='NO USE'--expiration_options=change --retention_period=2