Imports of kube-version-change command

PathSynopsis
bytesPackage bytes implements functions for the manipulation of byte slices.
encoding/jsonPackage json implements encoding and decoding of JSON as defined in RFC 7159.
github.com/GoogleCloudPlatform/kubernetes/pkg/api
github.com/GoogleCloudPlatform/kubernetes/pkg/api/v1beta1
github.com/GoogleCloudPlatform/kubernetes/pkg/api/v1beta2
github.com/GoogleCloudPlatform/kubernetes/pkg/api/v1beta3
github.com/ghodss/yaml
github.com/spf13/pflagPackage pflag is a drop-in replacement for Go's flag package, implementing POSIX/GNU-style --flags.
ioPackage io provides basic interfaces to I/O primitives.
io/ioutilPackage ioutil implements some I/O utility functions.
logPackage log implements a simple logging package.
osPackage os provides a platform-independent interface to operating system functionality.
runtimePackage runtime contains operations that interact with Go's runtime system, such as functions to control goroutines.