Added layer properties to core and hooked it up with the UI

Implemented timeline caret scrolling logic
Added special treeview style for the layer properties tree

src/Artemis.Core/Models/Profile/LayerShapes/Fill.cs

@@ -7,6 +7,7 @@ namespace Artemis.Core.Models.Profile.LayerShapes
         public Fill(Layer layer) : base(layer)
         {
         }
+
         internal Fill(Layer layer, ShapeEntity shapeEntity) : base(layer, shapeEntity)
         {
         }

src/Artemis.Core/Models/Profile/LayerShapes/LayerShape.cs

@@ -1,5 +1,4 @@
-using System;
-using System.Linq;
+using System.Linq;
 using Artemis.Storage.Entities.Profile;
 using SkiaSharp;
 
@@ -61,12 +60,12 @@ namespace Artemis.Core.Models.Profile.LayerShapes
         }
 
         /// <summary>
-        /// A render rectangle relative to the layer
+        ///     A render rectangle relative to the layer
         /// </summary>
         public SKRect RenderRectangle { get; protected set; }
 
         /// <summary>
-        /// A path relative to the layer
+        ///     A path relative to the layer
         /// </summary>
         public SKPath RenderPath { get; protected set; }
 
@@ -84,7 +83,7 @@ namespace Artemis.Core.Models.Profile.LayerShapes
         }
 
         /// <summary>
-        /// Updates Position and Size using the provided unscaled rectangle
+        ///     Updates Position and Size using the provided unscaled rectangle
         /// </summary>
         /// <param name="rect">An unscaled rectangle where 1px = 1mm</param>
         public void SetFromUnscaledRectangle(SKRect rect)

src/Artemis.Core/Models/Profile/LayerShapes/Polygon.cs

@@ -7,7 +7,6 @@ namespace Artemis.Core.Models.Profile.LayerShapes
 {
     public class Polygon : LayerShape
     {
-
         public Polygon(Layer layer) : base(layer)
         {
         }
@@ -39,7 +38,7 @@ namespace Artemis.Core.Models.Profile.LayerShapes
         {
             base.ApplyToEntity();
             Layer.LayerEntity.ShapeEntity.Type = ShapeEntityType.Polygon;
-            Layer.LayerEntity.ShapeEntity.Points = Points.Select(p => new ShapePointEntity { X = p.X, Y = p.Y }).ToList();
+            Layer.LayerEntity.ShapeEntity.Points = Points.Select(p => new ShapePointEntity {X = p.X, Y = p.Y}).ToList();
         }
     }
 }