Imports of clusterapi-tester command

PathSynopsis
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
k8s.io/apimachinery/pkg/apis/meta/v1Package v1 contains API types that are common to all versions.
k8s.io/client-go/rest
k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset
logPackage log implements a simple logging package.
net/httpPackage http provides HTTP client and server implementations.