updated error message to provide more options and make more sense
updated error message to provide more options and make more sense

dalehamel/minikube,dlorenc/minikube,kubernetes/minikube,warmchang/minikube,warmchang/minikube,warmchang/minikube,dalehamel/minikube,kubernetes/minikube,warmchang/minikube,kubernetes/minikube,dlorenc/minikube,dlorenc/minikube,dlorenc/minikube,dlorenc/minikube,warmchang/minikube,dlorenc/minikube,warmchang/minikube,kubernetes/minikube,kubernetes/minikube,dlorenc/minikube,kubernetes/minikube,dlorenc/minikube,kubernetes/minikube,dalehamel/minikube,warmchang/minikube