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

Merge pull request !526 from 秦君艳/databutton

fix readme

Merge pull request !521 from 黄伟锋/myMaster

!520 Optimize the code of the data traceability pop-up box, every time you open, the secondary table needs to be in the folded state to modify
Merge pull request !520 from 秦君艳/dialogshow

Merge pull request !517 from LiHongzhang/show_all_ipaddrs

Merge pull request !516 from 冯学峰/myMaster02

Merge pull request !511 from wangshuide/wsd0727

Merge pull request !515 from 黄伟锋/myMaster