Refactored shape brushes to use the properties system

src/Artemis.Core/Models/Profile/LayerBrushReference.cs

@@ -0,0 +1,21 @@
+using System;
+using Artemis.Core.Plugins.LayerBrush;
+
+namespace Artemis.Core.Models.Profile
+{
+    /// <summary>
+    ///     A reference to a <see cref="LayerBrushDescriptor" />
+    /// </summary>
+    public class LayerBrushReference
+    {
+        /// <summary>
+        ///     The GUID of the plugin the brush descriptor resides in
+        /// </summary>
+        public Guid BrushPluginGuid { get; set; }
+
+        /// <summary>
+        ///     The full type name of the brush descriptor
+        /// </summary>
+        public string BrushType { get; set; }
+    }
+}