private void InitializeRepositoryCategories(RepositoryNavigator navigator)
{
Argument.IsNotNull(() => navigator);
navigator.RepositoryCategories.Add(CreateRepositoryCategory(PackageOperationType.Uninstall));
navigator.RepositoryCategories.Add(CreateRepositoryCategory(PackageOperationType.Install));
navigator.RepositoryCategories.Add(CreateRepositoryCategory(PackageOperationType.Update));
}