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

aggregate coverage metrics of unit tests across packages
diff --git a/openstack/identity/v2/extensions/admin/roles/testing/doc.go b/openstack/identity/v2/extensions/admin/roles/testing/doc.go
index 7603f83..70ba643 100644
--- a/openstack/identity/v2/extensions/admin/roles/testing/doc.go
+++ b/openstack/identity/v2/extensions/admin/roles/testing/doc.go
@@ -1 +1,2 @@
+// identity_extensions_admin_roles_v2
 package testing
diff --git a/openstack/identity/v2/extensions/testing/doc.go b/openstack/identity/v2/extensions/testing/doc.go
index 7603f83..6d4b67d 100644
--- a/openstack/identity/v2/extensions/testing/doc.go
+++ b/openstack/identity/v2/extensions/testing/doc.go
@@ -1 +1,2 @@
+// identity_extensions_v2
 package testing
diff --git a/openstack/identity/v2/tenants/testing/doc.go b/openstack/identity/v2/tenants/testing/doc.go
index 7603f83..57aaa1f 100644
--- a/openstack/identity/v2/tenants/testing/doc.go
+++ b/openstack/identity/v2/tenants/testing/doc.go
@@ -1 +1,2 @@
+// identity_tenants_v2
 package testing
diff --git a/openstack/identity/v2/tokens/testing/doc.go b/openstack/identity/v2/tokens/testing/doc.go
index 7603f83..f9767eb 100644
--- a/openstack/identity/v2/tokens/testing/doc.go
+++ b/openstack/identity/v2/tokens/testing/doc.go
@@ -1 +1,2 @@
+// identity_tokens_v2
 package testing
diff --git a/openstack/identity/v2/users/testing/doc.go b/openstack/identity/v2/users/testing/doc.go
index 7603f83..a007def 100644
--- a/openstack/identity/v2/users/testing/doc.go
+++ b/openstack/identity/v2/users/testing/doc.go
@@ -1 +1,2 @@
+// identity_users_v2
 package testing
diff --git a/openstack/identity/v3/endpoints/testing/doc.go b/openstack/identity/v3/endpoints/testing/doc.go
index 7603f83..b6e89ef 100644
--- a/openstack/identity/v3/endpoints/testing/doc.go
+++ b/openstack/identity/v3/endpoints/testing/doc.go
@@ -1 +1,2 @@
+// identity_endpoints_v3
 package testing
diff --git a/openstack/identity/v3/extensions/trusts/testing/doc.go b/openstack/identity/v3/extensions/trusts/testing/doc.go
new file mode 100644
index 0000000..e660e20
--- /dev/null
+++ b/openstack/identity/v3/extensions/trusts/testing/doc.go
@@ -0,0 +1,2 @@
+// identity_extensions_trusts_v3
+package testing
diff --git a/openstack/identity/v3/roles/testing/doc.go b/openstack/identity/v3/roles/testing/doc.go
index 7603f83..37bcb85 100644
--- a/openstack/identity/v3/roles/testing/doc.go
+++ b/openstack/identity/v3/roles/testing/doc.go
@@ -1 +1,2 @@
+// identity_roles_v3
 package testing
diff --git a/openstack/identity/v3/services/testing/doc.go b/openstack/identity/v3/services/testing/doc.go
index 7603f83..e4f1167 100644
--- a/openstack/identity/v3/services/testing/doc.go
+++ b/openstack/identity/v3/services/testing/doc.go
@@ -1 +1,2 @@
+// identity_services_v3
 package testing
diff --git a/openstack/identity/v3/tokens/testing/doc.go b/openstack/identity/v3/tokens/testing/doc.go
index 7603f83..ad1d35d 100644
--- a/openstack/identity/v3/tokens/testing/doc.go
+++ b/openstack/identity/v3/tokens/testing/doc.go
@@ -1 +1,2 @@
+// identity_tokens_v3
 package testing