| ⇢ | A | EmitResponse added | |
| ⇢ | A | Dispatcher added | |
| A | ↛ | MiddlewareDispatcher removed |
| ⇢ | A | EmitResponse::process() added | |
| ⇢ | A | Dispatcher::__construct() added | |
| ⇢ | A | Dispatcher::handle() added | |
| A | ↛ | MiddlewareDispatcher::__construct() removed | |
| A | ↛ | MiddlewareDispatcher::handle() removed |