Add NewsOverlay class

osu.Game/Overlays/NewsOverlay.cs

@@ -0,0 +1,23 @@
+using osu.Framework.Allocation;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Shapes;
+using osu.Game.Graphics;
+
+namespace osu.Game.Overlays
+{
+    public class NewsOverlay : FullscreenOverlay
+    {
+        [BackgroundDependencyLoader]
+        private void load(OsuColour colours)
+        {
+            Children = new Drawable[]
+            {
+                new Box
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    Colour = colours.PurpleLightAlternative
+                }
+            };
+        }
+    }
+}