aggregate coverage metrics of unit tests across packages (#115)

aggregate coverage metrics of unit tests across packages
diff --git a/openstack/objectstorage/v1/accounts/testing/doc.go b/openstack/objectstorage/v1/accounts/testing/doc.go
index 7603f83..b8fdf88 100644
--- a/openstack/objectstorage/v1/accounts/testing/doc.go
+++ b/openstack/objectstorage/v1/accounts/testing/doc.go
@@ -1 +1,2 @@
+// objectstorage_accounts_v1
 package testing