Profiles - Finished dispose implementation

Profiles - Added transition between active profiles
Core - Added startup animation

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

@@ -110,6 +110,8 @@ namespace Artemis.Core.Models.Profile
         public void Dispose()
         {
             DisableProperties();
+            foreach (var layerPropertyGroup in _layerPropertyGroups)
+                layerPropertyGroup.Dispose();
         }
 
         /// <summary>