added default router to backbone app

openid-connect-server/src/main/webapp/resources/js/admin.js

@@ -1020,8 +1020,14 @@
             
             "admin/blacklist":"blackList",
             
-            "user/approved":"approvedSites"
+            "user/approved":"approvedSites",
             
+            "": "root"
+            	
+        },
+        
+        root:function() {
+        	this.navigate('user/approved', {trigger: true});
         },
         
         initialize:function () {