virtual interfaces stubs
diff --git a/rackspace/networking/v2/virtualinterfaces/requests.go b/rackspace/networking/v2/virtualinterfaces/requests.go
new file mode 100644
index 0000000..4f91359
--- /dev/null
+++ b/rackspace/networking/v2/virtualinterfaces/requests.go
@@ -0,0 +1 @@
+package virtualinterfaces