Added folder/layer renaming

Implemented profile saving

src/Artemis.UI/Screens/Module/ProfileEditor/Dialogs/ProfileElementRenameViewModel.cs

@@ -0,0 +1,41 @@
+using System.Threading.Tasks;
+using Artemis.Core.Models.Profile.Abstract;
+using Artemis.UI.ViewModels.Dialogs;
+using FluentValidation;
+using Stylet;
+
+namespace Artemis.UI.Screens.Module.ProfileEditor.Dialogs
+{
+    public class ProfileElementRenameViewModel : DialogViewModelBase
+    {
+        public ProfileElementRenameViewModel(IModelValidator<ProfileElementRenameViewModel> validator, ProfileElement profileElement) : base(validator)
+        {
+            ElementName = profileElement.Name;
+        }
+
+        public string ElementName { get; set; }
+
+        public async Task Accept()
+        {
+            await ValidateAsync();
+
+            if (HasErrors)
+                return;
+
+            Session.Close(ElementName);
+        }
+
+        public void Cancel()
+        {
+            Session.Close();
+        }
+    }
+
+    public class ProfileElementRenameViewModelValidator : AbstractValidator<ProfileElementRenameViewModel>
+    {
+        public ProfileElementRenameViewModelValidator()
+        {
+            RuleFor(m => m.ElementName).NotEmpty().WithMessage("Element name may not be empty");
+        }
+    }
+}