Don't run it on live forums, just test it, please.
- Template Modification System.
- Install the addon twice to import widgets.
- Conditions same as for notices (user_criteria and page_criteria).
- Widgets extend ControllerPublic and are return ConrollerResponce_View.
- Widgets use all methods of controller and template/container params.
- Using built in user_criteria and page_criteria allowed to make addon very small.
- Export/Import widgets with addons just like TMS mods.