Merge pull request #2924 from Gcampes/master

bigbluebutton-html5/app/client/globals.coffee

bigbluebutton-html5/app/client/stylesheets/users.less

bigbluebutton-html5/app/client/views/users/user_item.coffee

bigbluebutton-html5/app/client/views/users/user_item.html

...uebutton-html5/app/server/collection_methods/users.coffee

bigbluebutton-html5/app/server/user_permissions.coffee