Started implementing logic behind the timeline UI

src/Artemis.UI/Screens/Module/ProfileEditor/LayerProperties/LayerPropertyViewModel.cs

@@ -0,0 +1,22 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Artemis.Core.Models.Profile;
+using Stylet;
+
+namespace Artemis.UI.Screens.Module.ProfileEditor.LayerProperties
+{
+    public class LayerPropertyViewModel : PropertyChangedBase
+    {
+        public LayerProperty LayerProperty { get; }
+
+        public LayerPropertyViewModel(LayerProperty layerProperty)
+        {
+            LayerProperty = layerProperty;
+        }
+
+        public bool IsCollapsed { get; set; }
+    }
+}