private void _addChannel(object o)
        {
            var newChannelVm = new PlayoutServerChannelViewmodel(new Model.CasparServerChannel());

            PlayoutServerChannels.Add(newChannelVm);
            SelectedPlayoutServerChannel = newChannelVm;
        }
 private void _removeChannel(object o)
 {
     PlayoutServerChannels.Remove(_selectedPlayoutServerChannel);
 }