CC-2561 Make default SERVICED_VIRTUAL_ADDRESS_SUBNET follow CIDR notation
CC-2561 Make default SERVICED_VIRTUAL_ADDRESS_SUBNET follow CIDR notation

control-center/serviced,control-center/serviced,control-center/serviced,control-center/serviced,control-center/serviced,control-center/serviced,control-center/serviced,control-center/serviced