Updating scripts to use v1 instead of v1beta3

cluster/libvirt-coreos/skydns-rc.yaml

@@ -1,4 +1,4 @@
-apiVersion: v1beta3
+apiVersion: v1
 kind: ReplicationController
 metadata:
   labels:

cluster/libvirt-coreos/skydns-svc.yaml

@@ -1,4 +1,4 @@
-apiVersion: v1beta3
+apiVersion: v1
 kind: Service
 metadata:
   labels:

cluster/libvirt-coreos/util.sh

@@ -183,7 +183,7 @@ function wait-cluster-readiness {
 
   local timeout=120
   while [[ $timeout -ne 0 ]]; do
-    nb_ready_minions=$("${kubectl}" get nodes -o template -t "{{range.items}}{{range.status.conditions}}{{.type}}{{end}}:{{end}}" --api-version=v1beta3 2>/dev/null | tr ':' '\n' | grep -c Ready || true)
+    nb_ready_minions=$("${kubectl}" get nodes -o template -t "{{range.items}}{{range.status.conditions}}{{.type}}{{end}}:{{end}}" --api-version=v1 2>/dev/null | tr ':' '\n' | grep -c Ready || true)
     echo "Nb ready minions: $nb_ready_minions / $NUM_MINIONS"
     if [[ "$nb_ready_minions" -eq "$NUM_MINIONS" ]]; then
         return 0