Merge pull request #4789 from ritzalam/guest-and-authenticated-guest

...igbluebutton/core/apps/users/RegisterUserReqMsgHdlr.scala

...n/scala/org/bigbluebutton/core/models/GuestsWaiting.scala

.../org/bigbluebutton/core2/message/senders/MsgBuilder.scala

...scala/org/bigbluebutton/core2/testdata/FakeTestData.scala

...ain/scala/org/bigbluebutton/common2/msgs/GuestsMsgs.scala

bigbluebutton-client/locale/en_US/bbbResources.properties

...nt/src/org/bigbluebutton/core/model/users/GuestWaiting.as

...lient/src/org/bigbluebutton/core/model/users/GuestsApp.as

...t/src/org/bigbluebutton/main/views/GuestItemRenderer.mxml

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

...g/bigbluebutton/modules/users/services/MessageReceiver.as