Adding list and get operations for subnets
diff --git a/openstack/networking/v2/subnets/urls.go b/openstack/networking/v2/subnets/urls.go
index b15101b..2cf128b 100644
--- a/openstack/networking/v2/subnets/urls.go
+++ b/openstack/networking/v2/subnets/urls.go
@@ -1 +1,21 @@
 package subnets
+
+import "github.com/rackspace/gophercloud"
+
+const Version = "v2.0"
+
+func ResourceURL(c *gophercloud.ServiceClient, id string) string {
+	return c.ServiceURL(Version, "subnets", id)
+}
+
+func RootURL(c *gophercloud.ServiceClient) string {
+	return c.ServiceURL(Version, "subnets")
+}
+
+func ListURL(c *gophercloud.ServiceClient) string {
+	return RootURL(c)
+}
+
+func GetURL(c *gophercloud.ServiceClient, id string) string {
+	return ResourceURL(c, id)
+}