implemented ShiinaRio resources.

WARC archives;
S25 images;
OGV sound files.

ArcFormats/WidgetWARC.xaml.cs

@@ -0,0 +1,28 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Linq;
+using GameRes.Formats.KiriKiri;
+using GameRes.Formats.Properties;
+using GameRes.Formats.Strings;
+
+namespace GameRes.Formats.GUI
+{
+    /// <summary>
+    /// Interaction logic for WidgetWARC.xaml
+    /// </summary>
+    public partial class WidgetWARC : Grid
+    {
+        public WidgetWARC ()
+        {
+            InitializeComponent();
+            // select the most recent scheme as default
+            if (-1 == Scheme.SelectedIndex)
+                Scheme.SelectedIndex = Scheme.ItemsSource.Cast<object>().Count()-1;
+        }
+
+        public ICrypt GetScheme ()
+        {
+            return Xp3Opener.GetScheme (Scheme.SelectedItem as string);
+        }
+    }
+}