New dev cloud defined stacks

Change-Id: Iaf4efa717900c7be9d297ffe9b6e5d7a177aee24
diff --git a/classes/cluster/sl_k8s_calico/init.yml b/classes/cluster/sl_k8s_calico/init.yml
new file mode 100644
index 0000000..b2a2a4d
--- /dev/null
+++ b/classes/cluster/sl_k8s_calico/init.yml
@@ -0,0 +1,5 @@
+classes:
+- cluster.sl_k8s_calico.kubernetes
+- cluster.sl_k8s_calico.stacklight
+- cluster.sl_k8s_calico.infra
+- cluster.overrides