* [fix] adamw : `exclude from weight_decay`

* [fix] fix demo `finetune_classifier.py`
Co-authored-by: Nchenxuyi <work@yq01-qianmo-com-255-129-11.yq01.baidu.com>

* [fix] cannot download model

* [fix] proper loggging

* [fix] checkpoint loading
Co-authored-by: Nchenxuyi <work@yq01-qianmo-com-255-129-11.yq01.baidu.com>

* update to paddle 2.

* update readme

* upgrade multi card fintune example

* use paddle.AdamW, use grad acc

* bump propeller

* remove grad acc

* fix ner

* update propeller & distribued sample

* wip

* +seq2seq

* format

* fix erneigen

* fix pretrain

* fix static

* update propeller  for py37 compat

* fix pretrain static

* up readme

* update readme

* static pretrain

* remove optimization out of core libray

* ner use `cross_entropy`, use `ignore index`

* fix dygraph pretrain: add stop criteria

* bugfix, LN wrong initialize

* add grad acc for classifiction task

* seq2seq use fp32 when decoding

* use `paddle.io.DataLoader`

* + distill

* update readme

* update distill fig link

* propeller use vdl

* do not use pure fp16 for static graph
Co-authored-by: Nchenxuyi <work@yq01-qianmo-com-255-129-11.yq01.baidu.com>

Co-authored-by: Nsuweiyue <suweiyue@baidu.com>

* Update README.zh.md

* Update README.en.md

* add ernie-vil

* Update README.md

* use pathib, fix #546

* use encoding

* Update feature_column.py

fix #559

* Update README.zh.md

* Update README.en.md

Add wenxin url

* upgrade to the new lac interface

* remove jieba

* + init_checkppoint for seq_cls demo

* backto jieba

* update pretrain demo

* modeul path fix for ernie-gen

* dygraph distributed cls + init_checkpoint option

fix ernie-gen model path

Update README.en.md

Update README.zh.md

* update seq2seq readme

* update readme

* Update README.zh.md

* Update setup.py

* reorganize seq2seq

* update lac dependency

* Create python-publish.yml

+ action

* Update python-publish.yml

* fix #466

* NER demo: avoid memory error (issue #466)
very ugly; need to improve later

* chunkf1

* fix #476

* update readme

* fix readme

* Update README.zh.md

* Update README.zh.md

* Update README.md

* fix grad_clip

* fix distill

* up distill

* upgrade version no

* seq2seq + length penalty

* upgrade to paddle 1.8

* fix readme

* update seq2seq to 1.8

* fix seq2seq beam-search

* + aisudio tutorial: loading old-styled checkpoint

* add mising seq2seq eval file for cnndm

* fix seq2seq decode post process

* + handlers

Add files via upload

* update readme

* update demo

* + 160G model

* qa model bugfix: models inherits docstrings

* Update README.zh.md

* Update README.en.md

* Update README.zh.md

* reorganize binaries

* Update README.zh.md

* Update README.en.md

* Update README.zh.md

* Update README.en.md

* remove redundent dep

* + github stale.yml

* update seq2seq

* remove paddle from `requirements.txt`; add paddle version check

* rename zh/en readme

patch ernie-gen path

* Update README.md

* Update README.eng.md

update ERNIE-GEN description

* Update README.md

更新 ERNIE-GEN 中文描述

* Update README.md

* Update README.eng.md

* Update README.md

update ERNIE-GEN url

* remove ernie-gen
Co-authored-by: Nkirayummy <shi.k.feng@gmail.com>
Co-authored-by: Nnbcc <nbcc.zz@gmail.com>