Imports of serve_hostnames command

PathSynopsis
flagPackage flag implements command-line flag parsing.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
github.com/golang/glogPackage glog implements logging analogous to the Google-internal C++ INFO/ERROR/V setup.
k8s.io/kubernetes/pkg/api
k8s.io/kubernetes/pkg/api/errors
k8s.io/kubernetes/pkg/api/unversioned
k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset
k8s.io/kubernetes/pkg/client/restclient
k8s.io/kubernetes/pkg/client/unversioned/clientcmd
k8s.io/kubernetes/pkg/runtime
k8s.io/kubernetes/pkg/util/intstr
k8s.io/kubernetes/test/e2e/frameworkPackage framework contains provider-independent helper code for building and running E2E tests with Ginkgo.
osPackage os provides a platform-independent interface to operating system functionality.
path/filepathPackage filepath implements utility routines for manipulating filename paths in a way compatible with the target operating system-defined file paths.
timePackage time provides functionality for measuring and displaying time.