// major version, then minor version. An example sorted list of versions:
  // v10, v2, v1, v11beta2, v10beta3, v3beta1, v12alpha1, v11alpha2, foo1, foo10.
  // +optional
  // +listType=atomic
  repeated CustomResourceDefinitionVersion versions = 7;

  // additionalPrinterColumns specifies additional columns returned in Table output.

	// major version, then minor version. An example sorted list of versions:
	// v10, v2, v1, v11beta2, v10beta3, v3beta1, v12alpha1, v11alpha2, foo1, foo10.
	// +optional
	// +listType=atomic
	Versions []CustomResourceDefinitionVersion `json:"versions,omitempty" protobuf:"bytes,7,rep,name=versions"`
	// additionalPrinterColumns specifies additional columns returned in Table output.

  // major version, then minor version. An example sorted list of versions:
  // v10, v2, v1, v11beta2, v10beta3, v3beta1, v12alpha1, v11alpha2, foo1, foo10.
  // +listType=atomic
  repeated CustomResourceDefinitionVersion versions = 7;

  // conversion defines conversion settings for the CRD.
  // +optional
  optional CustomResourceConversion conversion = 9;