added VOLTHA install doc

Change-Id: I570e79a93bc5c35ee544e9b7046d47c321a2aa2b
diff --git a/docs/SUMMARY.md b/docs/SUMMARY.md
index d8320fd..d4ab0db 100644
--- a/docs/SUMMARY.md
+++ b/docs/SUMMARY.md
@@ -37,10 +37,6 @@
     * [Workflow: Local Scenario](xos/dev/workflow_local.md)
     * [Workflow: CiaB Scenario](xos/dev/workflow_pod.md)
     * [TOSCA Development](platform-install/bootstrap_models_in_xos.md)
-    * [VTN and Service Composition](xos/xos_vtn.md)
-    * [Tutorials](xos/tutorials/tutorials.md)
-        * [Example Service](xos/tutorials/example_service.md)
-        * [Synchronizer in the local scenario](xos/tutorials/local_synchronizer_dev_loop.md)
     * [GUI Development](xos-gui/developer/README.md)
         * [Quickstart](xos-gui/developer/quickstart.md)
         * [Service Graph](xos-gui/developer/service_graph.md)
@@ -49,6 +45,10 @@
             * [Module Strucure](xos-gui/architecture/gui-modules.md)
             * [Data Sources](xos-gui/architecture/data-sources.md)
         * [Tests](xos-gui/developer/tests.md)
+    * [VTN and Service Composition](xos/xos_vtn.md)
+    * [Tutorials](xos/tutorials/tutorials.md)
+        * [Example Service](xos/tutorials/example_service.md)
+        * [Synchronizer in the Local Scenario](xos/tutorials/local_synchronizer_dev_loop.md)
     * [Unit Tests](xos/dev/unittest.md)
 * [Testing CORD](cord-tester/README.md)
     * [Test Setup](cord-tester/qa_testsetup.md)
@@ -56,6 +56,7 @@
     * [System Tests](cord-tester/validate_pods.md)
 * [Service Profiles](service-profiles.md)
     * [R-CORD](profiles/rcord/README.md)
+        * [Installing VOLTHA](profiles/rcord/voltha_install.md)
     * [E-CORD](profiles/ecord/README.md)
         * [Overview](profiles/ecord/overview.md)
         * [Installation](profiles/ecord/installation_guide.md)