- add ping/pong message between different components to verfiy that we have working path

akka-bbb-apps/build.sbt

...core/service/recorder/GenericObjectPoolConfigWrapper.java

.../bigbluebutton/core/service/recorder/RedisDispatcher.java

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

...gbluebutton/endpoint/redis/AppsRedisSubscriberActor.scala

...ala/org/bigbluebutton/endpoint/redis/RedisPublisher.scala

akka-bbb-fsesl/build.sbt

...ton/freeswitch/pubsub/receivers/RedisMessageReceiver.java

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

...gbluebutton/endpoint/redis/AppsRedisSubscriberActor.scala

...ala/org/bigbluebutton/endpoint/redis/RedisPublisher.scala

bbb-common-message/build.sbt

...va/org/bigbluebutton/common/converters/ToJsonEncoder.java

bigbluebutton-apps/build.gradle

...rg/bigbluebutton/red5/client/ChatClientMessageSender.java

...bigbluebutton/red5/client/MeetingClientMessageSender.java

...uebutton/red5/client/PresentationClientMessageSender.java

...rg/bigbluebutton/red5/client/UserClientMessageSender.java

...bluebutton/red5/client/WhiteboardClientMessageSender.java

...utton/red5/client/messaging/ConnectionInvokerService.java