* first commit
* update logging
* update MessageHub unit test and LogBuffer unitest
* update logging docs
* update logging impl and test
* update test logging
* update test
* update logging test and impl
* Fix logging test
* Update log_buffer.py
* rename statistics argumentes
* fix as comment
* Fix as comment
* Fix as comment
* Fix as comment
* Fix meta class
* Fix as comment
* Fix as comment
* Fix as comment
* Fix name declare
* Fix as comment
* Fix as comment
* Fix as comment
* Fix docstring
* Fix as comment
* Fix as comment
Mashiro