public void Initialize()
{
_shellViewModel.ExitCommand = _exitCommand;
_systemTrayNotifierViewModel.ExitCommand = _exitCommand;
_systemTrayNotifierViewModel.SyncNowCommand = _shellViewModel.SyncNowCommand;
//Initialize Other Controllers if Any
_shellController.Initialize();
_logController.Initialize();
_settingsController.Initialize();
PropertyChangedEventManager.AddHandler(_settingsViewModel, SettingsChangedHandler, "");
PropertyChangedEventManager.AddHandler(_shellViewModel, ShellViewUpdatedHandler, "");
}