Adding initial file structure and list def rules
diff --git a/openstack/compute/v2/extensions/defsecrules/doc.go b/openstack/compute/v2/extensions/defsecrules/doc.go
new file mode 100644
index 0000000..2571a1a
--- /dev/null
+++ b/openstack/compute/v2/extensions/defsecrules/doc.go
@@ -0,0 +1 @@
+package defsecrules