fixed an issue where resources could not be found in growl & messagebox

src/Shared/HandyControl_Shared/Data/Info/GrowlInfo.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Windows;
+using System.Windows.Media;
 
 namespace HandyControl.Data
 {
@@ -23,8 +24,12 @@ namespace HandyControl.Data
 
         public InfoType Type { get; set; }
 
+        public Geometry Icon { get; set; }
+
         public string IconKey { get; set; }
 
+        public Brush IconBrush { get; set; }
+
         public string IconBrushKey { get; set; }
 
         public bool ShowCloseButton { get; set; } = true;

src/Shared/HandyControl_Shared/Data/Info/MessageBoxInfo.cs

@@ -1,4 +1,5 @@
 using System.Windows;
+using System.Windows.Media;
 
 namespace HandyControl.Data
 {
@@ -10,12 +11,18 @@ namespace HandyControl.Data
 
         public MessageBoxButton Button { get; set; } = MessageBoxButton.OK;
 
+        public Geometry Icon { get; set; }
+
         public string IconKey { get; set; }
 
+        public Brush IconBrush { get; set; }
+
         public string IconBrushKey { get; set; }
 
         public MessageBoxResult DefaultResult { get; set; } = MessageBoxResult.None;
 
+        public Style Style { get; set; }
+
         public string StyleKey { get; set; }
     }
 }