Merge pull request !541 from 秦君艳/profiling

Merge pull request !525 from yuximiao/yuximiao_gpu_profiler

Merge pull request !519 from maning202007/readme_cn

Merge pull request !535 from 黄伟锋/myMaster

Merge pull request !536 from liangyongxiong/master

Merge pull request !539 from 冯学峰/myMaster03

Merge pull request !540 from moran/master

Merge pull request !537 from 王卫宁/prmaster

Merge pull request !538 from 潘慧/master_ph

Merge pull request !528 from moran/master

Merge pull request !534 from ougongchang/fix_show_error

If the env or gunicorn has some error, there will not be any error in console
or error log file when we set the subprocss stdout to devnull.
So I set it to None it will inhert its parent process stdout.
When gunicorn cause error, it will show error in console.

Merge pull request !533 from liangyongxiong/master

Merge pull request !532 from 秦君艳/profiler

Merge pull request !529 from 黄伟锋/myMaster

Merge pull request !531 from 冯学峰/myMaster02

Merge pull request !530 from 王卫宁/prmaster

1 The scalar button prompts the display position
2 The scalar button prompts the display in English
3 formatting code

!527 Modify the hyperlink address in English language to the English document address, modify the width of the input box
Merge pull request !527 from 秦君艳/enlanguage

Modify the hyperlink address in English language to the English document address, modify the width of the input box

Merge pull request !523 from LiHongzhang/show_all_ipaddrs

Merge pull request !518 from quyongxiu1/br_qyx_dev

Merge pull request !522 from ougongchang/fix_readme

Merge pull request !524 from wuzhuanke/wizard_dev

modify the English README document of mindinsight