Imports of package validation

PathSynopsis
encoding/jsonPackage json implements encoding and decoding of JSON as defined in RFC 7159.
github.com/go-openapi/errorsPackage errors provides an Error interface and several concrete types implementing this interface to manage API errors and JSON-schema validation errors.
github.com/go-openapi/spec
github.com/go-openapi/strfmtPackage strfmt contains custom string formats
github.com/go-openapi/validate
k8s.io/apiextensions-apiserver/pkg/apis/apiextensionsPackage apiextensions is the internal version of the API.
k8s.io/apimachinery/pkg/util/setsPackage sets has generic set and specified sets.
k8s.io/apimachinery/pkg/util/validation/field
stringsPackage strings implements simple functions to manipulate UTF-8 encoded strings.