Merge pull request !3026 from 迎接光辉岁月/master

Merge pull request !3048 from huangxinjing/fix_spell_error

Merge pull request !3042 from zhaoting/cyclegan

Merge pull request !3032 from 周莉莉/snn

Merge pull request !3033 from anzhengqi/modify-networks

Merge pull request !3040 from 185******25/master

Merge pull request !3037 from hangq/master

Merge pull request !3030 from 185******25/master

Merge pull request !3022 from zyli2020/master

Merge pull request !3009 from anzhengqi/modify-networks

Merge pull request !2686 from 崔庆源/code_metric_learn

Merge pull request !2622 from 孙大千/code_E-NET

Merge pull request !3016 from yao_yf/pangu_performace_fix

code update

Merge pull request !2918 from guozhijian/fix_probability_failure

Merge pull request !2995 from zhaoting/master

Merge pull request !2988 from zhouyaqiang0/master

Merge pull request !2984 from zhaoting/master

Merge pull request !2474 from 章磊/master

Merge pull request !2987 from wanghenchang/ctpn-mem

Merge pull request !2568 from 范伟顺/master

Merge pull request !2982 from fuzhongqian/master