Initial implementation of IntService and sample application

This implementation has been used for P4Workshop demo (ONOS INT Support).

Change-Id: I2ff94f8a79f6d5a328b94f7ed178e575b81c3fe9
diff --git a/modules.defs b/modules.defs
index 16e8d8d..d3ae3b8 100644
--- a/modules.defs
+++ b/modules.defs
@@ -255,6 +255,7 @@
     '//apps/mcast:onos-apps-mcast-oar',
     '//apps/layout:onos-apps-layout-oar',
     '//apps/imr:onos-apps-imr-oar',
+    '//apps/inbandtelemetry/app:onos-apps-inbandtelemetry-app-oar',
     # nodemetrics application
     '//apps/nodemetrics:onos-apps-nodemetrics-oar',
     '//web/gui2:onos-web-gui2-oar',