Update README.md

old k8s setup instructions don't work so removed them

README.md

@@ -2,18 +2,3 @@
 
 Class files for various RX-M courses.
 
-## From minimal Ubuntu Server to K8s Master in 8 commands:
-
-```
-wget -O - https://get.docker.com | sh
-curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add -
-echo "deb http://apt.kubernetes.io/ kubernetes-xenial main" | sudo tee -a /etc/apt/sources.list.d/kubernetes.list
-sudo apt-get update
-sudo apt-get install -y kubeadm
-sudo kubeadm init
-mkdir -p $HOME/.kube && sudo cp -i /etc/kubernetes/admin.conf $HOME/.kube/config && sudo chown $(id -u):$(id -g) $HOME/.kube/config
-kubectl apply -f "https://cloud.weave.works/k8s/net?k8s-version=$(kubectl version | base64 | tr -d '\n')"
-
-# if desired, drop the master taint:
-# kubectl taint node --all node-role.kubernetes.io/master-
-```