Refactor account setting
Fix account setting
Merge pull request #365 from liuchuangww/user

Refactor account setting
User page and plugin page in user module
User module
Merge pull request #366 from sexnothing/user

User page and plugin page in user module
Code cleaning up
Front page in user module
Merge pull request #368 from sexnothing/user

Front page in user module
Merge pull request #367 from liuchuangww/user

Code cleaning up
User module with admin page
User module in process
Merge pull request #369 from sexnothing/user

User admin page
Fix homepage and profile
Merge pull request #370 from liuchuangww/user

Fix homepage and profile
Refactored user activity APIs to support custom/dynamic link
Moved root user definition from permission service to user service
Added protection against root user
Removed deprecated ACL plugin
Refactored custom module class hanlder