Core - Added utility for opening URLs in the default browser

src/Artemis.UI/Screens/Home/HomeViewModel.cs

@@ -1,6 +1,4 @@
-using System;
-using System.Diagnostics;
-using Stylet;
+using Stylet;
 
 namespace Artemis.UI.Screens.Home
 {
@@ -13,12 +11,7 @@ namespace Artemis.UI.Screens.Home
 
         public void OpenUrl(string url)
         {
-            // Don't open anything but valid URIs
-            if (Uri.IsWellFormedUriString(url, UriKind.RelativeOrAbsolute))
-            {
-                url = url.Replace("&", "^&");
-                Process.Start(new ProcessStartInfo("cmd", $"/c start {url}") {CreateNoWindow = true});
-            }
+            Core.Utilities.OpenUrl(url);
         }
     }
 }

src/Artemis.UI/Screens/Settings/Tabs/Plugins/PluginSettingsViewModel.cs

@@ -131,7 +131,7 @@ namespace Artemis.UI.Screens.Settings.Tabs.Plugins
 
             // Give the logger a chance to write, might not always be enough but oh well
             await Task.Delay(500);
-            ApplicationUtilities.Shutdown(2, true);
+            Core.Utilities.Shutdown(2, true);
         }
 
         private PackIconKind GetIconKind()
@@ -227,7 +227,7 @@ namespace Artemis.UI.Screens.Settings.Tabs.Plugins
 
                 // Give the logger a chance to write, might not always be enough but oh well
                 await Task.Delay(500);
-                ApplicationUtilities.Shutdown(2, true);
+                Core.Utilities.Shutdown(2, true);
             }
 
             NotifyOfPropertyChange(nameof(IsEnabled));

src/Artemis.UI/Screens/TrayViewModel.cs

@@ -68,7 +68,7 @@ namespace Artemis.UI.Screens
 
         public void TrayExit()
         {
-            ApplicationUtilities.Shutdown(2, false);
+            Core.Utilities.Shutdown(2, false);
         }
 
         public void TrayOpenDebugger()