devstack with docker answer file - [DEFAULT] errors

VIRT_DRIVER=novadocker.virt.docker.DockerDriver

# Introduce glance to docker images
$GLANCE_API_CONF
[DEFAULT]
container_formats=ami,ari,aki,bare,ovf,ova,docker

# Configure nova to use the nova-docker driver--Neutron is the default as of kilo
$NOVA_CONF
[DEFAULT]
compute_driver=novadocker.virt.docker.DockerDriver

ADMIN_PASSWORD=password
MYSQL_PASSWORD=password
RABBIT_PASSWORD=password
SERVICE_PASSWORD=password
SERVICE_TOKEN=tokentoken
FLAT_INTERFACE=br100
LOGFILE=$DEST/logs/stack.sh.log