Merge branch 'riadvice-guest-options'

bigbluebutton-client/branding/default/style/css/V2Theme.css

bigbluebutton-client/locale/en_US/bbbResources.properties

bigbluebutton-client/resources/config.xml.template

bigbluebutton-client/src/org/bigbluebutton/core/PopUpUtil.as

...rc/org/bigbluebutton/main/views/MainApplicationShell.mxml

...src/org/bigbluebutton/main/views/PendingGuestsWindow.mxml

...client/src/org/bigbluebutton/main/views/RecordButton.mxml

...src/org/bigbluebutton/modules/users/model/UsersOptions.as

...rc/org/bigbluebutton/modules/users/views/UsersWindow.mxml