* fix kpt doc error

* add pdparams links

* add_en_doc_for_pphuman, test=document_fix

* update link, test=document_fix

* add attr dataset link, test=document_fix

* correct link, test=document_fix

* add dataset links, test=document_fix

* add ai-studio link, test=document_fix

* fix deploy python mot infer, fix cfgs

* fix doc, test=document_fix

* fix data collector error

* change List to Tuple to adapt different cv version

* fix reid model_dir set

* update pphuman en doc, test=document_fix

* update doc

* Create README_en.md

* Update README_en.md

* Create README_en.md

* Update README_en.md

test=document_fix

* add entrance_count draw_center_traj save_mot_txts

* fix pphuman plot_tracking_dict

* fix pphuman plot_tracking_dict

* fix plot tracking dict

* fix pipeline mot plot, add gif

* fix collector append, test=document_fix

test=document_fix

test=document_fix

* add Doc for action

* update docs

* 1. add timer for kpt& action 2. trt support for stgcn

* add parameter description

* make warm_frame configurable

* add attr doc

* update attr intro

* add keypoint infer and visualize into Pipeline

* add independent action model inference

* add action inference into pipeline, still in working

* test different display frames and normalization methods

* use bbox and scale normalization

* Remove debug info and Optimize code structure

* remove useless visual param

* make action parameters configurable

* add pphuman doc

* add pphuman doc & add enable_attr, enable_action

* update doc

* update pphuman-tech.png

* refine attr vis & refine model_dir in config

* support model_dir in command line