Ground work for Wino Calendar. (#475)

Wino Calendar abstractions.

Wino.Calendar/Styles/CalendarItemControlResources.xaml.cs

@@ -0,0 +1,12 @@
+using Windows.UI.Xaml;
+
+namespace Wino.Calendar.Styles
+{
+    public sealed partial class CalendarItemControlResources : ResourceDictionary
+    {
+        public CalendarItemControlResources()
+        {
+            InitializeComponent();
+        }
+    }
+}