* rename global accessible and intergration get_sintance and create_instance
* move ManagerMixin to utils
* fix as docstring and seporate get_instance to get_instance and get_current_instance
* fix lint
* fix docstring, rename and move test_global_meta
* rename LogBuffer to HistoryBuffer, rename MessageHub methods, MessageHub support resume
* refine MMLogger timestamp, update unit test
* MMLogger add logger_name arguments
* Fix docstring
* change default logger_name to mmengine
* Fix docstring comment and unitt test
* fix docstring
fix docstring
* fix docstring
* Fix lint
* Fix hook unit test
* Fix comments
* should not accept other arguments if corresponding instance has been created
* fix logging ddp file saving
* fix logging ddp file saving
* fix docstring
* fix unit test
* fix docstring as comment
* [Feature]: Add Part3 of Hooks
* [Feature]: Add Hook
* add iter timer hook
* update test
* [Fix]: Add docstring and type hint for base hook
* fix mypy
* improve doc coverage and merge main
Co-authored-by: seuyou <3463423099@qq.com>