403 for unauth apps

app/controllers/orbit_backend_controller.rb

@@ -22,7 +22,8 @@ class OrbitBackendController< ApplicationController
 
   def check_user_can_use 
     unless check_permission
-      redirect_to polymorphic_path(['panel',@app_title,'back_end','public'])
+      #redirect_to polymorphic_path(['panel',@app_title,'back_end','public'])
+      render :text => '403 Forbidden'
     end
   end