Merge remote-tracking branch 'upstream/user' into user
Merge pull request #636 from liuchuangww/user

User
add account module
Merge pull request #637 from wmquan/user

add account module
Added empty check against comment targets
Update translate file
Avatar upload ie bug fixed
Install.html rm
Merge remote-tracking branch 'upstream/user' into user
Merge pull request #638 from sexnothing/user

Avatar upload ie bug fixed
Code cleaning up
Code cleaning up
Add local for validator