Add migrating user settings for installer

App.config

@@ -34,6 +34,9 @@
             <setting name="BorderColour" serializeAs="String">
                 <value />
             </setting>
+            <setting name="UserSettingsUpgradeRequired" serializeAs="String">
+                <value>True</value>
+            </setting>
         </WpfMaiTouchEmulator.Properties.Settings>
     </userSettings>
 </configuration>

MainWindow.xaml.cs

@@ -22,6 +22,7 @@ public partial class MainWindow : Window
     public MainWindow()
     {
         InitializeComponent();
+        CheckForUserSettingsUpgrade();
         DataContext = new MainWindowViewModel()
         {
             IsDebugEnabled = Properties.Settings.Default.IsDebugEnabled,
@@ -154,6 +155,18 @@ public partial class MainWindow : Window
         }
     }
 
+    private static void CheckForUserSettingsUpgrade()
+    {
+        if (!Properties.Settings.Default.UserSettingsUpgradeRequired)
+        {
+            return;
+        }
+
+        Properties.Settings.Default.Upgrade();
+        Properties.Settings.Default.UserSettingsUpgradeRequired = false;
+        Properties.Settings.Default.Save();
+    }
+
     private void ShowSetupInstructionsDialog()
     {
         var dataContext = (MainWindowViewModel)DataContext;

Properties/Settings.Designer.cs

@@ -130,5 +130,17 @@ namespace WpfMaiTouchEmulator.Properties {
                 this["BorderColour"] = value;
             }
         }
+        
+        [global::System.Configuration.UserScopedSettingAttribute()]
+        [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+        [global::System.Configuration.DefaultSettingValueAttribute("True")]
+        public bool UserSettingsUpgradeRequired {
+            get {
+                return ((bool)(this["UserSettingsUpgradeRequired"]));
+            }
+            set {
+                this["UserSettingsUpgradeRequired"] = value;
+            }
+        }
     }
 }

Properties/Settings.settings

@@ -29,5 +29,8 @@
     <Setting Name="BorderColour" Type="System.String" Scope="User">
       <Value Profile="(Default)" />
     </Setting>
+    <Setting Name="UserSettingsUpgradeRequired" Type="System.Boolean" Scope="User">
+      <Value Profile="(Default)">True</Value>
+    </Setting>
   </Settings>
 </SettingsFile>