* Fix eval.py in ocr ctc demo. (#1970)

* Refine readme in cycle gan. (#1972)

* 1. Refine readme
2. Fix some issues

* Refine README.md.

* Fix atention model. (#2059)

* 1. Enable GC strategy in run.sh (#2063)

2. Fix loading checkpoint in filter pruning strategy by adding init_model option into config file.

* Fix name conficts in distillation.

* Download pretrain model in run_quant.sh

* Add demo for combined strategies.

* Fix quan.

* Restore args in run.sh

* Shift up fluid models

* Update nlp submodules

* Add redirect guide in org readme

* Move HiNAS_models to AutoDL

1. Remove pretrain directory in data
2. Add download scripts into run.sh

* Add demos for PaddleSlim on classification task.

* Refine structure of directory.