* 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>

* update PaddleNLP  lexical_analysis for Release/1.6 (#3664)

* update for paddle 1.6

* update optimize op in paddle 1.6

* fix ernie based in paddle 1.6

* fix coding for windows

* update downloads.py (#3672)

* Fix infer bug on Release/1.6  

* fix bug on ernie based inferring

* replace open with io.open to be compatible with windows (#3707)

* update README.md

* update PaddleNLP emotion_detection and ernie for Release/1.6 (#3608)

* emotion-detection => 1.6

* ERNIE => 1.6

* [PaddleNLP] update emotion_detection readme

* [PaddleNLP] emotion_detection add download.py (#3649)

* emotion-detection => 1.6

* ERNIE => 1.6

* [PaddleNLP] update emotion_detection readme

* [PaddleNLP] emotion_detection add download.py for windows user

* [PaddleNLP] fix emotion_detection open problem, add paddlehub version (#3706)

* update emotion-detection readme and fix open problem

* fix ernie

* update code for argparser

* add inference_model

* fix inference_model

* update create model for inference

* fix model nets conflict with Senta

* update readme

* update

* update

* update

* fix run_ernie.sh

* Update README.md