Merge pull request !5768 from linqingke/fasterrcnn

Merge pull request !6008 from chenfei_mindspore/fix-readme-of-mobilenetv2

Merge pull request !5958 from lilei/modify_bug

Merge pull request !6000 from lichen/fix_model_resnet50_script_bug

delete the comment of printing training info

Merge pull request !5926 from caojian05/ms_master_googlenet_support_imagenet_on_ascend

Merge pull request !5908 from wangnan39/optim_datawrapper_in_model

Merge pull request !5982 from hanhuifeng/yolov3_darknet53_script

Merge pull request !5974 from wangmin0104/master

Merge pull request !5931 from chujinjin/fix_model_zoo_error_for_pynative

Merge pull request !5903 from lvchangquan/master

Merge pull request !5901 from panfengfeng/fix_network_issue

Merge pull request !5938 from EricZ/fix_zoo_api

Merge pull request !5924 from caojian05/ms_master_vgg16_support_imagenet_on_ascend

Merge pull request !5881 from yepei6/mobilenetv2

change ImagefolderDV2 name

change ds.transforms.vision to ds.vision

change batch api to match map api more closely

compose op changes

test_pylint

remove compose op from vision, move to transform module, refactor map and batch to use column_order

Merge pull request !5849 from yepei6/mobilenetv2

Merge pull request !5837 from lichen/rectification_allreduce_fusion_api

Merge pull request !5827 from hwjiaorui/master

Merge pull request !5833 from wangmin0104/master

Merge pull request !5771 from jiangzhenguang/deeplabv3

Merge pull request !5748 from wangmin0104/master

Merge pull request !5700 from yao_yf/mirrot_mean_to_gradients_mean

Merge pull request !5127 from hwjiaorui/master