Remove the '.' in references to '.kubeconfig file' to avoid confusion as
default location is now ~/.kube/config. Also remove auth-path examples,
as that option is deprecated and should not be used.
The User's guide is for anyone who wants to run programs and services on an exisiting Kubernetes cluster.
The Cluster Admin's guide is for anyone setting up a Kubernetes cluster or administering it.
The Developer guide is for anyone wanting to write programs that access the kubernetes API,
write plugins or extensions, or modify the core code of kubernetes.