Merge pull request !140 from 周莉莉/master

Merge pull request !119 from Sierkinhane/master

Merge pull request !110 from HuKang/master

Merge pull request !129 from zhanghuiyao/Add_taskset_for_FaceAttribute

Merge pull request !125 from zhanghuiyao/Add_taskset_for_yolov4

Merge pull request !82 from zhouneng/code_docs_fix_issue_I48PVI

Merge pull request !89 from Atlas_hrp/master

Merge pull request !97 from chenweitao_295/centerface_shell

Merge pull request !100 from lvmingfu/code_docs_master1

[修改人] haoripei
[审核人] chenshushu

[模型训练] 支持r1.3分支resnet50图编译保存和加载，ckpt带策略保存和pangu_alpha续训-同步r1.3分支代码到master
[修改人] haoripei
[审核人] chenshushu

Merge pull request !83 from chenhaozhe/fix-links

Merge pull request !93 from huangbo/master

Merge pull request !61 from hjxcoder/dnet

Merge pull request !70 from Shawny/vgg19_master

Merge pull request !70 from Shawny/vgg19_master

Merge pull request !80 from huangxinjing/fix_pangu_gpu_error

Merge pull request !73 from huangxinjing/fix_pangu_gpu_error

Merge pull request !41 from zhouneng/code_docs_fix_issue_I43AM7

Merge pull request !41 from zhouneng/code_docs_fix_issue_I43AM7

Merge pull request !74 from chenhaozhe/fix-crnn-version-dismatch

Merge pull request !40 from chenhaozhe/Use-ReverseV2-in-CRNN

Merge pull request !40 from chenhaozhe/Use-ReverseV2-in-CRNN

Merge pull request !66 from ZeyangGAO/autoaugment

Merge pull request !67 from zhuyuxiao/I4AAAH