“29b500e79aad6c9ddc859aa14156ddd4e156b90c”上不存在“doc/design/file_manager/README.html”
Created by: heavengate
cherry-pick https://github.com/PaddlePaddle/PaddleDetection/pull/1250 to release/0.4
Created by: heavengate
cherry-pick https://github.com/PaddlePaddle/PaddleDetection/pull/1250 to release/0.4