Merge pull request #13255 from ZJU-SEL/upgrade-ubuntu-1.0.3

cluster/ubuntu/build.sh

@@ -55,7 +55,7 @@ cp $ETCD/etcd $ETCD/etcdctl binaries/minion
 
 # k8s
 echo "Download kubernetes release ..."
-K8S_VERSION=${K8S_VERSION:-"1.0.1"}
+K8S_VERSION=${K8S_VERSION:-"1.0.3"}
 
 if [ ! -f kubernetes.tar.gz ] ; then
   curl -L https://github.com/GoogleCloudPlatform/kubernetes/releases/download/v${K8S_VERSION}/kubernetes.tar.gz -o kubernetes.tar.gz

docs/getting-started-guides/docker-multinode/master.md

@@ -175,7 +175,7 @@ sudo docker run -d --net=host --privileged gcr.io/google_containers/hyperkube:v1
 
 At this point, you should have a functioning 1-node cluster.  Let's test it out!
 
-Download the kubectl binary
+Download the kubectl binary and make it available by editing your PATH ENV.
 ([OS X](http://storage.googleapis.com/kubernetes-release/release/v1.0.1/bin/darwin/amd64/kubectl))
 ([linux](http://storage.googleapis.com/kubernetes-release/release/v1.0.1/bin/linux/amd64/kubectl))