move localization classes

MediaBrowser.Server.Startup.Common/TextLocalizer.cs

@@ -0,0 +1,25 @@
+using System;
+using System.Globalization;
+using System.Linq;
+using System.Text;
+using Emby.Server.Implementations.Localization;
+
+namespace MediaBrowser.Server.Startup.Common
+{
+    public class TextLocalizer : ITextLocalizer
+    {
+        public string RemoveDiacritics(string text)
+        {
+            return String.Concat(
+                text.Normalize(NormalizationForm.FormD)
+                .Where(ch => CharUnicodeInfo.GetUnicodeCategory(ch) !=
+                                              UnicodeCategory.NonSpacingMark)
+              ).Normalize(NormalizationForm.FormC);
+        }
+
+        public string NormalizeFormKD(string text)
+        {
+            return text.Normalize(NormalizationForm.FormKD);
+        }
+    }
+}