Inclusion of vpe-router layer from MWC demo

Signed-off-by: Marco Ceppi <marco.ceppi@canonical.com>
diff --git a/vpe-router/metadata.yaml b/vpe-router/metadata.yaml
new file mode 100644
index 0000000..ccc841f
--- /dev/null
+++ b/vpe-router/metadata.yaml
@@ -0,0 +1,11 @@
+name: vpe-router
+maintainers:
+  - Marco Ceppi <marco.ceppi@canonical.com>
+  - Adam Israel <adam.israel@canonical.com>
+summary: setup a virtualized PE Router with GRE tunnels
+description: | 
+  this charm, when deployed and configured, will provide a secure virtualized
+  provider edge router.
+peers:
+  loadbalance:
+    interface: vpe-router