add Recommendation

src/Shared/HandyControlDemo_Shared/Data/Model/AvatarModel.cs

@@ -0,0 +1,12 @@
+
+namespace HandyControlDemo.Data
+{
+    public class AvatarModel
+    {
+        public string DisplayName { get; set; }
+
+        public string Link { get; set; }
+
+        public string AvatarUri { get; set; }
+    }
+}