fix default widget link

app/controllers/default_widget_controller.rb

@@ -60,15 +60,12 @@ class DefaultWidgetController< OrbitWidgetController
       when "typeA"
         @tag_class = 'default_widget_typeA'
         @partial = "typeA"
-        render "typeA"
       when /typeB_/
         @tag_class = "default_widget_#{params[:type]}"
         @partial = "typeB"
-        render "typeB"
       when "typeC"
         @tag_class = 'default_widget_typeC'
         @partial = "typeC"
-        render "typeC"
       end
     end
   end