GUI -- Added Settings view

Change-Id: Icdabb361bff3ccc3e4d12cb889dd77e62c1519e0
diff --git a/web/gui/src/main/java/org/onosproject/ui/impl/UiExtensionManager.java b/web/gui/src/main/java/org/onosproject/ui/impl/UiExtensionManager.java
index 6ef6826..0eeda52 100644
--- a/web/gui/src/main/java/org/onosproject/ui/impl/UiExtensionManager.java
+++ b/web/gui/src/main/java/org/onosproject/ui/impl/UiExtensionManager.java
@@ -71,6 +71,7 @@
     private UiExtension createCoreExtension() {
         List<UiView> coreViews = of(
                 new UiView(PLATFORM, "app", "Applications", "nav_apps"),
+                new UiView(PLATFORM, "settings", "Settings", "nav_settings"),
                 new UiView(PLATFORM, "cluster", "Cluster Nodes", "nav_cluster"),
                 new UiView(NETWORK, "topo", "Topology", "nav_topo"),
                 new UiView(NETWORK, "device", "Devices", "nav_devs"),
@@ -94,6 +95,7 @@
                         new GroupViewMessageHandler(),
                         new IntentViewMessageHandler(),
                         new ApplicationViewMessageHandler(),
+                        new SettingsViewMessageHandler(),
                         new ClusterViewMessageHandler()
                 );