| ⇢ | A | AsyncActionExecutionCallbackHandler added | |
| A | ↛ | ActionExecutionCallbackHandler removed |
| ⇢ | A | register_callback_module() added | |
| ⇢ | A | AsyncActionExecutionCallbackHandler.callback() added | |
| A | ↘ | B | MistralRunnerCallbackTest.setUpClass() got worse |
| A | ↛ | get_handler() removed | |
| A | ↛ | ActionExecutionCallbackHandler.callback() removed |