Imports of in-cluster-client-configuration command

PathSynopsis
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
k8s.io/apimachinery/pkg/api/errorsPackage errors provides detailed error types for api field validation.
k8s.io/apimachinery/pkg/apis/meta/v1Package v1 contains API types that are common to all versions.
k8s.io/client-go/kubernetesPackage kubernetes holds packages which implement a clientset for Kubernetes APIs.
k8s.io/client-go/rest
timePackage time provides functionality for measuring and displaying time.