Merge pull request !3242 from liscar/master

Merge pull request !3629 from yxx/master

Merge pull request !3552 from jijiarong/master

Merge pull request !3614 from zhaoting/master

Merge pull request !3507 from anzhengqi/modify-networks

Merge pull request !3613 from xubangduo/fixI5P8H1

Merge pull request !3608 from xubangduo/fixI5PEGD

Merge pull request !3578 from caifubi/master

Merge pull request !3525 from 邓卓/modify-networks

Merge pull request !3584 from 周莉莉/ISSUE

Merge pull request !3580 from hemaohua/master

Merge pull request !3579 from xiaotianci/update_iterator

Merge pull request !2817 from Marina Molchanova/stgcn_gpu

Merge pull request !3569 from hemaohua/master

Merge pull request !3562 from 徐锦明/master

Merge pull request !3568 from JoyLvliang/enable_dtype_correct_for_pynative_deeptext_network

Merge pull request !3021 from 王维/master

Merge pull request !3065 from jialing/master

Merge pull request !3312 from jialing/master

Merge pull request !3506 from xubangduo/fixtextrcnn

Merge pull request !2503 from Vladimir Nechaev/metric_learn_gpu

Merge pull request !3566 from anzhengqi/modify-gcn-readme

Merge pull request !2869 from Marina Molchanova/simple_baseline_gpu

Merge pull request !3537 from xiaotianci/update_iterator

Merge pull request !3027 from 刘锋/decomr