Adding doc.go files for packages
diff --git a/openstack/identity/v3/services/doc.go b/openstack/identity/v3/services/doc.go
index c4772c0..fa56411 100644
--- a/openstack/identity/v3/services/doc.go
+++ b/openstack/identity/v3/services/doc.go
@@ -1,4 +1,3 @@
-/*
-Package services queries and manages the service catalog.
-*/
+// Package services provides information and interaction with the services API
+// resource for the OpenStack Identity service.
 package services