Merge pull request #421 from sexnothing/user

Andvance searach page and search result page
Fix for user role fetch
Merge branch 'user' of https://github.com/pi-engine/pi into user
Fix user empty log
Typo fix
Merge pull request #422 from liuchuangww/user

Fix user log
Rename readme-user.md to README.md
User log page and user old code clean up