Add user validator
Activity page bug fixed
Merge pull request #597 from liuchuangww/user

Add user validator
Fixed display name verify rule
Merge pull request #598 from sexnothing/user

Activity page bug fixed
Refactored avatar file skeleton to support custom avatars
Merge pull request #599 from adivspan/user-adivspan

Fixed display name verify rule
Added terms of service link
Merge pull request #600 from adivspan/user-adivspan

Added terms of service link
Fix for custom user i18n
Merge branch 'user' of https://github.com/pi-engine/pi into user
Update user translate file
CS fix
Merge branch 'user' of https://github.com/pi-engine/pi into user
Update custom user for translate
Update translate file
Hide new message and notify
Update for i18n
Merge pull request #601 from liuchuangww/user

Hide new message and notify
Fixed bug of batch operating comments