* clean fluid

* mv static to legacy

* remove yolo box

* revert legacy dir

* revert static link

* update in_dynamic_mode

* clean iou_similarity, collect_fpn_proposals, bipartite_match

* add mkldnn bfloat16 args

* add mkldnn_bfloat16 to static deploy

* update

* update

* Add enable_mkldnn to infer.py

Besides removing unnecessary imports, this also fixes the missing logger module in test_architectures.py within the static directory.

* support xpu inference