Merge pull request #367 from LiliC/bump-k8s

tests/e2e/travis-e2e.sh: Switch to 1.17 k8s cluster

tests/e2e/travis-e2e.sh

@@ -10,10 +10,10 @@ set -x
 
 curl -LO https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl
 chmod +x kubectl
-curl -Lo kind https://github.com/kubernetes-sigs/kind/releases/download/v0.4.0/kind-linux-amd64
+curl -Lo kind https://github.com/kubernetes-sigs/kind/releases/download/v0.6.1/kind-linux-amd64
 chmod +x kind
 
-./kind create cluster
+./kind create cluster --image=kindest/node:v1.17.0
 export KUBECONFIG="$(./kind get kubeconfig-path)"
 
 # create namespace, permissions, and CRDs