Rename to Torch, add command system

Torch.Launcher/SpaceDirPrompt.xaml.cs

@@ -0,0 +1,49 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Shapes;
+
+namespace Torch.Launcher
+{
+    /// <summary>
+    /// Interaction logic for SpaceDirPrompt.xaml
+    /// </summary>
+    public partial class SpaceDirPrompt : Window
+    {
+        public string SelectedDir { get; private set; }
+        public bool Success { get; private set; }
+        public SpaceDirPrompt()
+        {
+            InitializeComponent();
+        }
+
+        private void OkButton_Click(object sender, RoutedEventArgs e)
+        {
+            if (!Directory.Exists(PathBox.Text))
+            {
+                MessageBox.Show(this, "That's not a valid directory.");
+                return;
+            }
+
+            if (!Directory.GetFiles(PathBox.Text).Any(i => i.Contains("SpaceEngineers.exe")))
+            {
+                MessageBox.Show(this, "SE was not found in the given directory.");
+                return;
+            }
+
+            Success = true;
+            SelectedDir = PathBox.Text;
+            Close();
+        }
+    }
+}