* [LICENSE] update license to Apache License v2.0

Signed-off-by: Sheng Zha <zhasheng@amazon.com>

* fix flake8

Signed-off-by: Sheng Zha <zhasheng@amazon.com>

* update auto generated docs

Signed-off-by: Sheng Zha <zhasheng@amazon.com>

* update cmake and bat

Signed-off-by: Sheng Zha <zhasheng@amazon.com>

* Update file to trigger DCO check

Signed-off-by: Prasanth Pulavarthi <prasanth.pulavarthi@microsoft.com>