* minor fix for PaddleDetection

* fix SENet154_vd name

* fix bug in sharedmemory
* fix bug in sharedmemory

* 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

* add cascade gn

* add cascade mask gn config

* update configs

* fix train on VOC on multi-GPU hang

* not set persistable in parse_fetches

* fix rpn_only in cascade mask fpn

* fix rpn_only in cascade rcnn

* add CIKM2019 MONOPOLY readme

* add CIKM2019 MONOPOLY readme

* update README

* add gn doc

* Refine the print and add timing for each step and epoch.

* Enable the profile.

* refine cascade models

Fix the data file empty check.
Fix the utf8 file encoding.
Refine the README.

remove knowledge-driven-dialogue from readme

* update model zoo doc

* cascade-mask-fpn add

* add CIKM2019 MONOPOLY paper code

* add CIKM2019 MONOPOLY readme

* add CIKM2019 MONOPOLY readme

* add a global norm_type flag

* add group norm on fpn

* add gn on box head

* add faster rcnn fpn 50 gn config

* add mask branch norm

* update configs

* add yolov3_darknet cinfig comment

* fix commment

* add log_iter

* fix args bug and remove test code

* remove print code

* fix args bug and remove test code

* remove print code