| ⇢ | A | Runner added | |
| A | ↛ | SimpleWerkzeugRunner removed |
| ⇢ | A | Runner.run() added | |
| ⇢ | A | Runner._get_wsgi_app() added | |
| ⇢ | A | Runner.application() added | |
| ⇢ | A | Router.__init__() added | |
| ⇢ | A | Runner.__init__() added | |
| A | ↛ | SimpleWerkzeugRunner._get_wsgi_app() removed | |
| A | ↛ | SimpleWerkzeugRunner.run() removed | |
| A | ↛ | SimpleWerkzeugRunner.application() removed | |
| A | ↛ | AbstractRouter.__init__() removed | |
| A | ↛ | SimpleWerkzeugRunner.__init__() removed |