| A | ↛ | MetaBehavior removed |
| ⇢ | B | Meta::registrationMeta() added | |
| A | ↘ | B | SeoModule::bootstrap() got worse |
| B | ↗ | A | UserController::behaviors() improved |
| B | ↛ | MetaBehavior::beforeAction() removed | |
| A | ↛ | MetaBehavior::init() removed | |
| A | ↛ | MetaBehavior::events() removed | |
| A | ↛ | DefaultController::behaviors() removed | |
| A | ↛ | PageController::behaviors() removed |