* update official

* update official

* update official

* update official

* update official

* update official

* update official

* update official

* update official

* update official

* update official

* update official

* update official

* update official

* update official

* update official

* update official

* update official

* update research

* update official

* update official

* update official

* Update README.md

* add new cls link
* fix content
* fix cv readme
* fix moodels readme

* update readme for paddlecv

* update readme for models

* update readme for models

* update image segmentation document
* Update README.md
* update image segmentation docs

* fit for new GradMaker & add 3D README. test=develop

* Rename folder name in PaddleCV
* rename PaddleVideo to video
* rename PaddleGAN to gan
* rename Paddle3D to 3d_vision
* remove PaddleSlim

* Add PaddleDetection/release/0.2 as submodule

* Update link in models/README.md and models/PaddleCV/README.md

* Update README.md (#4267)

* test=develop (#4269)

* 3d use new api (#4275)

* PointNet++ and PointRCNN use new API

* Update Readme of Dygraph BERT (#4277)

Fix some typos.

* Update run_classifier_multi_gpu.sh (#4279)

remove the CUDA_VISIBLE_DEVICES

* Update README.md (#4280)

* 17 update api (#4294)

* update1.7 save/load & fluid.data

* update datafeed to dataloader

* Update resnet_acnet.py (#4297)

Bias attr of square conv should be "False" rather than None during training mode.

* test=develop

* test=develop

* test=develop

* test=develop

* test
Co-authored-by: NKaipeng Deng <dengkaipeng@baidu.com>
Co-authored-by: Nzhang wenhui <frankwhzhang@126.com>
Co-authored-by: Nparap1uie-s <parap1uie-s@users.noreply.github.com>

delete bak files for SemSegPaddle

* Add project transfer info in README
* Update link in models/README.md for detection model

fix typos for paddle dialogue, and reserve a link for PaddleMT

add link for TALL into develop, fix link for PaddleLARK in README.md

* add more entries to the README.md and simplifiy them; add README for DeepVoice3 in PaddleSpeech

* add a session for model in  dygraph mode, but no more details are provided now.

* update README for dygraph

* update README for PaddleNLP and fix anchor for hyperlink

* fix anchor for hyperlink

* fix typos

* add quick download link of bos in README.

This reverts commit 04bfe0a8.

* move reading_comprehension into Research/ACL2018-DuReader

* move reading_comprehension into Research/ACL2018-DuReader

* move reading_comprehension into Research/ACL2018-DuReader

* move reading_comprehension into Research/ACL2018-DuReader

* move reading_comprehension into Research/ACL2018-DuReader

* add BSN and BMN models to PaddleVideo

* modify codes to fix metrics evaluation and readme

* add copyright for gen_infer_list.py and modify the content of README

* add BSN and BMN in models/README.md

Change the hyper-link of DAM.

* fix models README, image classification part

update readme

* modify models

* modify readme contents test=develop

* fix description of video in models/readme to be same as PaddleVideo/readme
* add c2d and i3d backbone in nonloal/readme
* fix table format of nonlocal/readme

* polish and fix some errors in README.md

* Update README.md

* Update README.md

* update readme