Imports of out-of-cluster command

PathSynopsis
flagPackage flag implements command-line flag parsing.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
k8s.io/client-go/1.5/kubernetes
k8s.io/client-go/1.5/pkg/api
k8s.io/client-go/1.5/tools/clientcmd
timePackage time provides functionality for measuring and displaying time.