Merge remote-tracking branch 'upstream/user' into user
Merge pull request #278 from liuchuangww/user

Add   maintenance
Fixed Issue #277: URL assembling error
Use json type to handle direct result from action with no template, for Issue #279
Code cleaning up
Merge remote-tracking branch 'upstream/user' into user
User module admin user list page
Merge pull request #281 from sexnothing/user

User module
Change user manage list return datas style