add refer to backbone and head of sar

add reference for locality_aware_nms

add batch infer for cpp rec

Add multi-node-multi-card and amp train in detection.md

Update joinus.png

Update joinus.png

pse post-processing is only compiled when needed

[tipc] add mac and win doc

fix tipc runing and add mac \ win params 

fix sar train on cpu

Update joinus.png and the README of PPOCRLabel

Update test_tipc/prepare.sh

Update the readme of PPOCRLabel

Update joinus.png

fix mode

update test_tipc docs