Created breakout rooms are now displayed in breakout rooms list.

akka-bbb-apps/scala/JsonTest.sc

...n/scala/org/bigbluebutton/core/apps/BreakoutRoomApp.scala

...n/core/pubsub/senders/MeetingMessageToJsonConverter.scala

.../java/org/bigbluebutton/messages/BreakoutRoomJoinURL.java

...uebutton/messages/payload/BreakoutRoomJoinURLPayload.java

.../org/bigbluebutton/messages/CreateMeetingRequestTest.java

...ient/src/org/bigbluebutton/main/model/users/Conference.as

...ent/src/org/bigbluebutton/main/model/users/UserService.as

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