public ControllerBase(ISlackUow uow) { this.uow = uow; }
 public IdentityService(ISlackUow uow) { this.uow = uow; }
 public ProfileController(ISlackUow uow, IIdentityService identityService)
     :base(uow)
 { this.identityService = identityService; }
 public MessageController(ISlackUow uow)
 :base(uow) { }
 public ConversationController(ISlackUow uow)
     :base(uow) { }