add Gravatar

HandyControlDemo/UserControl/Controls/BadgeDemoCtl.xaml

@@ -0,0 +1,6 @@
+<UserControl x:Class="HandyControlDemo.UserControl.BadgeDemoCtl"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:userControl="clr-namespace:HandyControlDemo.UserControl">
+    <userControl:UnderConstruction/>
+</UserControl>