Revert "[Feature][T106BUG-76] change log system implement & log level control"

This reverts commit edc690b3bbb3c39f084d84976fc248806570a32f.

Reason for revert: <INSERT REASONING HERE>

Change-Id: I5db6d404ff5a56024f8d1c3f4781dffa35ba684a
18 files changed