Drag drop finally works

WIP item background
New Donate page stub
Renamed some classes as services

ModernKeePass/Services/SettingsService.cs

@@ -0,0 +1,28 @@
+using System;
+using Windows.Storage;
+
+namespace ModernKeePass.Services
+{
+    public class SettingsService
+    {
+        public static T GetSetting<T>(string property)
+        {
+            try
+            {
+                return (T)Convert.ChangeType(ApplicationData.Current.LocalSettings.Values[property], typeof(T));
+            }
+            catch (InvalidCastException)
+            {
+                return default(T);
+            }
+        }
+
+        public static void PutSetting<T>(string property, T value)
+        {
+            var localSettings = ApplicationData.Current.LocalSettings;
+            if (localSettings.Values.ContainsKey(property))
+                localSettings.Values[property] = value;
+            else localSettings.Values.Add(property, value);
+        }
+    }
+}