    * @param {string} nick
    * @param {string} connectionId
    * @param {OT.Subscriber} subscriber
-   * @param {ParticipantType.Subscriber} _subscriber
+   * @return {ParticipantType.Subscriber} _subscriber
   ###
   registerSubscriber: (nick, connectionId, subscriber) ->
 
     _subscriber = new ParticipantType.Subscriber nick, subscriber
-
     @subscribers[connectionId] = _subscriber
 
     return _subscriber

   * @listens OT.Session~streamDestroyed
   * @listens OT.Session~connectionCreated
   * @listens OT.Session~sessionDisconnected
   * @listens OT.Subscriber~destroyed
   * @emits VideoCollaborationModel~ParticipantLeft
   * @emits VideoCollaborationModel~ParticipantJoined
   * @emits VideoCollaborationModel~HostKickedLoggedInUser
   * @emits VideoCollaborationModel~VideoCollaborationEnded
   * @emits VideoCollaborationModel~VideoCollaborationEndedByNetwork

   * stream for easy access.
   *
   * @param {OT.Publisher} publisher
   * @return {ParticipantType.Publisher} _publisher
  ###
  registerPublisher: (publisher) ->

