Don't error if delete fails: there may not be a cluster to delete
Don't error if delete fails: there may not be a cluster to delete

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