Update modernizr.js
Merge pull request #394 from liuchuangww/user

Fix avatar upload
Merge pull request #390 from voltan/develop

Update modernizr.js
File cleaning up
Avatar in user module
Merge pull request #395 from sexnothing/user

Avatar in user module
Added support for custom locator in comment
Merge branch 'user' of https://github.com/pi-engine/pi into user
Avatar ok
Avatar ok
Merge pull request #396 from sexnothing/user

Avatar ok
Changed parameter name
Merge branch 'user' of https://github.com/pi-engine/pi into user
Avatar done
Refactored APIs for user role
Refactored APIs for user role
Merge pull request #398 from sexnothing/user

Avatar done
Improved denial page message
Completed edit user by admin