[ONOS-6375] Support topology overlay for mapping managemant app

Change-Id: I25cad3ebf450bc2658edf80e2085ec99f29f6aa6
diff --git a/apps/mappingmanagement/web/src/main/resources/app/view/mapping/mappingTopo.html b/apps/mappingmanagement/web/src/main/resources/app/view/mapping/mappingTopo.html
new file mode 100644
index 0000000..9f78cac
--- /dev/null
+++ b/apps/mappingmanagement/web/src/main/resources/app/view/mapping/mappingTopo.html
@@ -0,0 +1,4 @@
+<!-- partial HTML -->
+<div id="ov-mapping-topo">
+    <p>This is a hidden view .. just a placeholder to house the javascript</p>
+</div>