adding a few filters (no doing anything yet)

pdb-js/src/app/app-routing.module.ts

@@ -21,7 +21,8 @@ const routes: Routes = [
       //{ enableTracing: true } // <-- debugging purposes only
     )
   ],
-  declarations: [VisualizationPageComponent],
+  //declarations: [VisualizationPageComponent],
+  declarations: [],
   exports: [RouterModule]
 })
 export class AppRoutingModule { }