update support statment reflecting eol for k8s 1.10

Signed-off-by: Mike Brown <[email protected]>

README.md

@@ -39,6 +39,17 @@ See [test dashboard](https://k8s-testgrid.appspot.com/sig-node-containerd)
 |                        |        v1.2        |        1.10+       |   v1alpha2  |
 |                        |        HEAD        |        1.10+       |   v1alpha2  |
 
+**Note:** The support table above specifies the Kubernetes Version that was supported at time of release of the containerd - cri integration.
+
+The following is the current support table for containerd CRI integration taking into account that Kubernetes only supports n-3 minor release versions and 1.10 is now end-of-life.
+
+| Containerd Version | Kubernetes Version | CRI Version |
+|:------------------:|:------------------:|:-----------:|
+|        v1.1        |        1.11+       |   v1alpha2  |
+|        v1.2        |        1.11+       |   v1alpha2  |
+|        HEAD        |        1.11+       |   v1alpha2  |
+
+
 ## Production Quality Cluster on GCE
 For a production quality cluster on GCE brought up with `kube-up.sh` refer [here](docs/kube-up.md).
 ## Installing with Ansible and Kubeadm

docs/kube-up.md

@@ -15,6 +15,6 @@ tar -C ${CRI_CONTAINERD_PATH} -xzf cri-containerd-${VERSION}.linux-amd64.tar.gz
 ## Create Kubernetes Cluster on GCE
 Follow these instructions [here](https://kubernetes.io/docs/setup/turnkey/gce/) to create a production quality Kubernetes cluster on GCE.
 
-**Make sure the Kubernetes version you are using is v1.10 or greater:**
+**Make sure the Kubernetes version you are using is v1.11 or greater:**
 * When using `https://get.k8s.io`, use the environment variable `KUBERNETES_RELEASE` to set version.
-* When using a Kubernetes release tarball, make sure to select version 1.10 or greater.
+* When using a Kubernetes release tarball, make sure to select version 1.11 or greater.