* update build_once for cycle_gan
test=develop

* add input_channel arg
 for cycle_gan
test=develop

add copyright for cycle_gan and se_resnext

* add cycle_gan for dygraph

* upload download

* polish code

* fix bug

* fix some erro

* add infer

* refine code

* refine code

* matching bn

* add infer images

* update readme

* update readme

* replace pics

* Update README.md

* modified for conv2d

* Shift up fluid models

* Update nlp submodules

* Add redirect guide in org readme

* Move HiNAS_models to AutoDL

* Delete file
* Rever the raw file

* Adjust the structure of whole repo

* Correct the readme for speec

* Update submodules LAC, Senta and SimNet

* Add ce for gan.

* Add demo data.

* Add conditionalGAN

* Fix readme.

* Fix image name in readme.

* Add DCGAN.

* Rename conditional_gan to c_gan.

* Move c_gan and cycle_gan to gan/

* Add trainer.py and utility.py

* Fix data reader

* Add cycle gan.

* Fix bugs

* Fix program.

* Update cycleGAN