Update release notes to mention v1.1.0
Update release notes to mention v1.1.0

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