Code cleanup

Author: IgorMundstein

src/App.xaml.cs

@@ -1,7 +1,6 @@
 using Microsoft.Win32;
 using System;
 using System.Diagnostics;
-using System.Drawing;
 using System.IO;
 using System.Net;
 using System.Reflection;
@@ -254,8 +253,6 @@ protected override void OnStartup(StartupEventArgs e)
                     _notifyIcon = new NotifyIcon();
                     _notifyIcon.Click += OnNotifyIconClick;
                     _notifyIcon.DoubleClick += OnNotifyIconClick;
-                    _notifyIcon.Icon = Icon.ExtractAssociatedIcon(Assembly.GetExecutingAssembly().Location);
-                    _notifyIcon.Visible = true;
 
                     // DI/IOC
                     DependencyInjection.Container.Register(_notifyIcon);

src/Core/Localizer.cs

@@ -95,7 +95,7 @@ public static Dictionary<string, string> Languages
 
                     return CultureInfo.GetCultures(CultureTypes.AllCultures)
                         .Where(culture => resourceNames.Contains(culture.EnglishName, StringComparer.OrdinalIgnoreCase))
-                        .OrderBy(culture => culture.NativeName)
+                        .OrderBy(culture => culture.NativeName, StringComparer.InvariantCultureIgnoreCase)
                         .ToDictionary(culture => culture.EnglishName, culture => culture.NativeName.ToTitleCase());
                 }
                 catch (Exception e)

src/Service/NotificationService.cs

@@ -1,4 +1,6 @@
 using System;
+using System.Drawing;
+using System.Reflection;
 using System.Windows.Forms;
 using System.Windows.Input;
 using Application = System.Windows.Application;
@@ -51,6 +53,9 @@ public void Initialize()
             {
                 Application.Current.Shutdown();
             });
+
+            _notifyIcon.Icon = Icon.ExtractAssociatedIcon(Assembly.GetExecutingAssembly().Location);
+            _notifyIcon.Visible = true;
         }
 
         /// <summary>
@@ -80,8 +85,10 @@ public void Notify(string message, string title = null, int timeout = 5, Enums.N
         {
             try
             {
-                if (_notifyIcon != null)
-                    _notifyIcon.ShowBalloonTip(timeout * 1000, title, message, (ToolTipIcon)icon);
+                if (_notifyIcon == null)
+                    return;
+
+                _notifyIcon.ShowBalloonTip(timeout * 1000, title, message, (ToolTipIcon)icon);
             }
             catch
             {
@@ -97,6 +104,9 @@ public void UpdateInfo(Memory memory)
         {
             try
             {
+                if (_notifyIcon == null)
+                    return;
+
                 _notifyIcon.Text = string.Format("{0} {1}{2}%", Localizer.String.MemoryUsage, Environment.NewLine, memory.UsedPercentage);
             }
             catch