* API update of video model
* update api and refine bmn dygraph implementation
* refine Readme and config of bmn dygraph
* fix reademe and reader
* fix details

* add distributed training and gpu decoding and pre-processing of video

* Add document for DALI installation

* 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

* fix fluid.io.save/load into fluid.save/load

* make the filename of saved params consistent with that in readme

* add line space in PaddleVideo README

* add authors information for ets and tall

This reverts commit 0be3697c.

* fix fluid.data and fluid.io.DataLoader

* add logger in utils/utility.py

* 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

* fix reader, metrics, frameworks to increase universality of PaddleVideo

* change config files from .txt to .yaml

* fix input to use PyReader and modify on readme to fit new codes

* adjust code structure and modify configs and readme to fit standard

* modify links of pdparams in readme and scripts

* fix pickle.dump in python3 and modify on readme of attention_lstm

* add description of weights argument in eval/predict/inference_model.py

update readme

* fix test and infer for ctcn

* add instruction to dataset/ctcn/readme

* Shift up fluid models

* Update nlp submodules

* Add redirect guide in org readme

* Move HiNAS_models to AutoDL