* update link for release/2.4. test=document_fix

* update version and changelog for release/2.4

* add ppyoloe docs, test=document_fix

* modify docs according to review and add map-fps png

* fix links

* modify ppyoloe docs, test=document_fix

* modify ppyoloe_map_fps png, test=document_fix

* add pphuman doc

* add pphuman doc & add enable_attr, enable_action

* update doc

* update pphuman-tech.png

* added OpenVINO fairmort tutorial

* added Chinese version Readme.

* removed unused code

* update mot data doc, test=document_fix

* update mot data doc link, test=document_fix

test=document_fix

* update pptracking and mot doc, test=document_fix

* update docs, test=document_fix

* fix notes, test=document_fix

* add multi-scale test

* add resnet34-fpn-mstest item in model zoo

* update tinypose readme

* add tinypose link in keypoint introduction, test=document_fix

Reorder installation steps for paddledet in docs/tutorials/INSTALL.md

* fix PicoDet docs

* chang image

* fix link

* update README for release/2.3

* slove_readme_link_useless

Using original order will cause weird exception, like "RuntimeError..

* Update PicoDet adn GFl

* add changelog

* add faq

* Update README_cn.md

* Update FAQ-README.md

* Update FAQ第一期.md

* Rename FAQ-README.md to README.md

* Update README_cn.md

* Update FAQ第一期.md

* delete 2 files

* Delete .DS_Store

* fix use_gpu in deploy doc,  test=document_fix

* fix deploy doc, test=document_fix

* add gfl model and PicoDet

* add kitti metric

* clean kitti metric code

* fix kitticars doc

* remove kitti headtracking cfgs

* remove kitti headtracking cfgs, clean code

* fix datatype and ffmpeg, test=document_fix

* add soft link, test=document_fix

* add doc link, test=document_fix

* fix deploy image_list, test=document_fix

* add the config of fairmot_headtracking

* add flops

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