Add context menu to Open Installed Package Folder

UserInterface/MainWindow.portlist.cs

@@ -1,5 +1,7 @@
 using System;
 using System.Collections.Generic;
+using System.Diagnostics;
+using System.IO;
 using System.Linq;
 using System.Text;
 using System.Windows;
@@ -177,6 +179,15 @@ private void MenuRemoveOutdated_Click(object sender, RoutedEventArgs e)
             var code = ExecutionDialog.RunVcpkg("remove --outdated", out string result, true);
         }
 
+        private void MenuOpenPackageFolder_Click(object sender, RoutedEventArgs e)
+        {
+            var pkg = (PackagesList.SelectedItem as StatusParagraph).Package.Trim();
+            var arch = (PackagesList.SelectedItem as StatusParagraph).Architecture.Trim();
+            var dir = Path.Combine(Properties.Settings.Default.vcpkg_path, "packages", $"{pkg}_{arch}");
+            if (Directory.Exists(dir))
+                Process.Start(dir);
+        }
+
         #endregion
     }
 }

UserInterface/MainWindow.xaml

@@ -245,6 +245,7 @@
                                 <ContextMenu>
                                     <MenuItem Header="Edit" Click="MenuPackageEdit_Click"/>
                                     <MenuItem Header="Edit Build Trees" Click="MenuPackageEditBT_Click"/>
+                                    <MenuItem Header="Open Package Folder" Click="MenuOpenPackageFolder_Click" />
                                     <MenuItem Header="Export as..">
                                         <MenuItem Header="Raw Folder" Click="MenuExportRaw_Click"/>
                                         <MenuItem Header="Zip Archive (.zip)"/>