Moving extensions and API versions into different sub-packages; fixing test helper methods
diff --git a/openstack/networking/v2/extensions/results.go b/openstack/networking/v2/extensions/results.go
new file mode 100644
index 0000000..3b21644
--- /dev/null
+++ b/openstack/networking/v2/extensions/results.go
@@ -0,0 +1,10 @@
+package networks
+
+type Extension struct {
+	Updated     string        `json:"updated"`
+	Name        string        `json:"name"`
+	Links       []interface{} `json:"links"`
+	Namespace   string        `json:"namespace"`
+	Alias       string        `json:"alias"`
+	Description string        `json:"description"`
+}