* rename lite model tar name;
test=document_fix

* Update Readme_cn and Add Readme_en on 2.4  (#5500)

* Update README_cn.md

* Update Readme

* Update README_cn.md

* Update README_cn.md

* Update docs for PP-YOLOE (#5494) (#5495)

* [cherry-pick] fix test arch (#5504)

* [cherry-pick] update pphuman en doc, test=document_fix (#5507)

* update pphuman en doc, test=document_fix

* update doc

* add warnings and TestDataset dataset_dir

* remove cython_box and fix doc

* fix conflict, test=document_fix
Co-authored-by: Nzhiboniu <zhiboniu@163.com>
Co-authored-by: NYixinKristy <48054808+YixinKristy@users.noreply.github.com>
Co-authored-by: Nqingqing01 <dangqingqing@baidu.com>
Co-authored-by: Nwangguanzhong <jerrywgz@126.com>

* update mot vehicle modelzoo

* update bdd100k visdrone vehicle  modelzoo

* add pedestrian vehicle cfgs

* fix metric category

* fix mot metric

* fix mot metric

* update pedestrian and vehicle modelzoo

* update headtracking modelzoo

* add tools for data processing

* add data pre-process code

* fix tools code format

* 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 deepsort export model, reid infer

* fix jde_yolov3 metric

* fix deepsort deploy

* fix doc, clean code

* add mot deploy infer image, add run_benchmark

* remove mot metric

* lazy import motmetrics

* add config for jde and deepsort, add engine metric tools

* add mot_metrics

* fix configs engine and others

* fix configs others

* move configs

* fix ap_per_class, fix doc

* fix test_mode, seqs

* fix test_mode to metric

* fix JDE arch metric

* clean requirement

* add to requirement