Steps to reproduce:
1. Install Fuel
2. Deploy cluster with neutron
3. Import savanna image
4. Create Node Group Templates vanilla-1 for master and vanilla-2 for worker
5. Create Cluster Template
6. Launch cluster with net04_ext as Neutron Management Network
Cluster does not start with error: Node Group vanilla-1 is missing 'floating_ip_pool' field
Steps to reproduce:
1. Install Fuel
2. Deploy cluster with neutron
3. Import savanna image
4. Create Node Group Templates vanilla-1 for master and vanilla-2 for worker
5. Create Cluster Template
6. Launch cluster with net04_ext as Neutron Management Network
Cluster does not start with error: Node Group vanilla-1 is missing 'floating_ip_pool' field