`deploy-overcloud.py`: Heat template warning

[goneri]

I get the following error when I start deploy-overcloud.py. It sounds like the Heat template are outdated.:

(....)
Started Mistral Workflow tripleo.plan_management.v1.get_deprecated_parameters. Execution ID: 7b4bd5e7-f4e5-4ef1-812e-1ac3091171ae
WARNING: Following parameters are deprecated and still defined. Deprecated parameters will be removed soon!
  NovaComputeExtraConfig
  OvercloudSwiftStorageFlavor
WARNING: Following parameters are defined but not used in plan. Could be possible that parameter is valid but currently not used.
  ManagementNetworkGateway
  DockerIronicConfigImage
  DockerSwiftConfigImage
  DockerIronicConductorImage
  DockerMysqlClientConfigImage
  DockerIronicPxeImage
  DockerSwiftContainerImage
  DockerIronicApiImage
  DockerSwiftProxyImage
  DockerIronicApiConfigImage
  DockerSwiftAccountImage
  CinderBackupBackend
  DockerNovaComputeIronicImage
  DockerSwiftObjectImage
  ManagementAllocationPools
(...)

[gaelrehault]

reproduced in ZStream