[CORD-814] Preparatory work to display service graph

Change-Id: I8e06cb92f017ce599258451800293b991540f72b
diff --git a/src/index.ts b/src/index.ts
index 6c34b57..611ae21 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -28,6 +28,7 @@
 import {xosExtender} from './app/extender/index';
 import {IXosKeyboardShortcutService} from './app/core/services/keyboard-shortcut';
 import {IXosModelDiscovererService} from './app/datasources/helpers/model-discoverer.service';
+import {xosServiceGraph} from './app/service-graph/index';
 
 export interface IXosAppConfig {
   apiEndpoint: string;
@@ -50,6 +51,7 @@
     xosViews,
     xosExtender,
     xosTemplate, // template module
+    xosServiceGraph,
     'ui.router',
     'ngResource',
     'ngProgress'