Migrate files from Wox to PowerLauncher (#5014)

* Moved all files from Wox to Powerlauncher

* Removed Wox project

* Changed namespace for imported files

* Resolved errors for VM

* Added build dependency order

* Fixed errors in helper class

* Remove Wox files

* Fixed errors in SingleInstance class

* Fixed wox.tests

* Fixed MSI

* Removed obsolete methods from PublicAPI

* nit fixes

* Throw null exception

* Fix merge conflict

src/modules/launcher/PowerLauncher/ViewModel/SettingWindowViewModel.cs

@@ -0,0 +1,45 @@
+using System.Globalization;
+using Wox.Core.Resource;
+using Wox.Infrastructure.Storage;
+using Wox.Infrastructure.UserSettings;
+using Wox.Plugin;
+
+namespace PowerLauncher.ViewModel
+{
+    public class SettingWindowViewModel : BaseModel
+    {
+        private readonly WoxJsonStorage<Settings> _storage;
+
+        public SettingWindowViewModel()
+        {
+            _storage = new WoxJsonStorage<Settings>();
+            Settings = _storage.Load();
+            Settings.PropertyChanged += (s, e) =>
+            {
+                if (e.PropertyName == nameof(Settings.ActivateTimes))
+                {
+                    OnPropertyChanged(nameof(ActivatedTimes));
+                }
+            };
+        }
+
+        public Settings Settings { get; set; }
+
+        public void Save()
+        {
+            _storage.Save();
+        }
+
+        #region general      
+
+        private static Internationalization _translater => InternationalizationManager.Instance;
+
+        #endregion
+
+        #region about
+
+        public string ActivatedTimes => string.Format(CultureInfo.InvariantCulture, _translater.GetTranslation("about_activate_times"), Settings.ActivateTimes);
+        
+        #endregion
+    }
+}