Comment 1 for bug 1499384

Added parameter "--network-driver flannel" to get example in doc to successful...

stack@Steve-Magnum-AllInOne:~/devstack$ magnum baymodel-create --name swarmbaymodel --image-id fedora-21-atomic-5 --keypair-id testkey --external-network-id public --dns-nameserver 8.8.8.8 --flavor-id m1.small --coe swarm --network-driver flannel

# It works, baymodel is created...
stack@Steve-Magnum-AllInOne:~$ magnum baymodel-show swarmbaymodel
+---------------------+--------------------------------------+
| Property | Value |
+---------------------+--------------------------------------+
| http_proxy | None |
| updated_at | None |
| master_flavor_id | None |
| fixed_network | None |
| uuid | 512e4b2b-1185-4fda-a77f-e07be5bf937a |
| no_proxy | None |
| https_proxy | None |
| keypair_id | testkey |
| labels | {} |
| docker_volume_size | None |
| external_network_id | public |
| cluster_distro | fedora-atomic |
| image_id | fedora-21-atomic-5 |
| registry_enabled | False |
| apiserver_port | None |
| name | swarmbaymodel |
| created_at | 2015-09-24T19:11:01+00:00 |
| network_driver | flannel |
| ssh_authorized_key | None |
| coe | swarm |
| flavor_id | m1.small |
| dns_nameserver | 8.8.8.8 |
+---------------------+--------------------------------------+