backoff commit

* 96ecb73 2021-02-23 | [doc] Add documentation for console feature switch (sonic-net#1456) (HEAD, origin/master, origin/HEAD) [Blueve]
* d79d189 2021-02-22 | Update SonicDBConfig APIs for centralize_database (sonic-net#1441) [Vaibhav Hemant Dixit]

Signed-off-by: Guohan Lu <[email protected]>

Author: lguohan