Merge pull request #619 from antobinary/apr2015-ui-changes

bigbluebutton-html5/app/client/globals.coffee

bigbluebutton-html5/app/client/main.html

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

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

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

bigbluebutton-html5/app/client/views/chat/chat_bar.html

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

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

...ebutton-html5/app/client/views/whiteboard/whiteboard.html

...ton-html5/app/public/packages/ionicons/fonts/ionicons.ttf

...on-html5/app/public/packages/ionicons/fonts/ionicons.woff