public ActionResult Features()
{
ViewBag.Title = PresentationModel.GetViewTitleForTenant("Manage Features", this.Session.GetTenant());
FeatureManager featureManager = new FeatureManager();
List<FeatureTreeViewModel> features = new List<FeatureTreeViewModel>();
IQueryable<Feature> roots = featureManager.GetRoots();
roots.ToList().ForEach(f => features.Add(FeatureTreeViewModel.Convert(f, new IsFeatureInEveryoneGroupDelegate(IsFeatureInEveryoneGroup))));
return View(features.AsEnumerable<FeatureTreeViewModel>());
}