Merge branch 'capilkey-cleanup-old-1.1-apps' into bbb-2x-mconf

...n/java/org/bigbluebutton/core/api/IBigBlueButtonInGW.java

...bluebutton/core/pubsub/receivers/LockMessageReceiver.java

...ebutton/core/pubsub/receivers/MeetingMessageReceiver.java

...luebutton/core/pubsub/receivers/UsersMessageReceiver.java

akka-bbb-apps/src/main/scala/org/bigbluebutton/Boot.scala

...ain/scala/org/bigbluebutton/core/BigBlueButtonActor.scala

...main/scala/org/bigbluebutton/core/BigBlueButtonInGW.scala

...ain/scala/org/bigbluebutton/core/JsonMessageDecoder.scala

...scala/org/bigbluebutton/core/JsonMessageSenderActor.scala

...ain/scala/org/bigbluebutton/core/MessageSenderActor.scala

...apps/src/main/scala/org/bigbluebutton/core/Protocol.scala

.../main/scala/org/bigbluebutton/core/ProtocolMessages.scala

...rc/main/scala/org/bigbluebutton/core/api/InMessages.scala

...c/main/scala/org/bigbluebutton/core/api/OutMessages.scala

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

...n/core/apps/breakout/SendBreakoutUsersUpdateMsgHdlr.scala

...bluebutton/core/apps/polls/ShowPollResultReqMsgHdlr.scala

...utton/core/apps/voice/UserJoinedVoiceConfEvtMsgHdlr.scala

...tton/core/apps/whiteboard/ClearWhiteboardPubMsgHdlr.scala

.../core/apps/whiteboard/GetWhiteboardAccessReqMsgHdlr.scala