Added custom app support.

AddRelayMapForm.cs

@@ -17,6 +17,7 @@ limitations under the License.
 using System;
 using System.Net;
 using System.Windows.Forms;
+using System.Collections.Generic;
 
 namespace MeshCentralRouter
 {
@@ -46,13 +47,25 @@ namespace MeshCentralRouter
             if (x == 3) { return 4; } // PuTTY
             if (x == 4) { return 3; } // RDP
             if (x == 5) { return 5; } // WinSCP
-            return x;
+            return 0;
+        }
+        public string getAppIdStr()
+        {
+            int x = (int)appComboBox.SelectedIndex;
+            if (x < 6) { return null; } // Custom or pre-defined
+            return apps[x - 6][1];
         }
         public NodeClass getNode() { return (NodeClass)nodeComboBox.SelectedItem; }
         public void setNode(NodeClass node) { selectedNode = node; }
 
+        private List<String[]> apps = null;
+
         private void AddRelayMapForm_Load(object sender, EventArgs e)
         {
+            // Add any custom applications
+            apps = Settings.GetApplications();
+            if (apps != null) { foreach (String[] app in apps) { appComboBox.Items.Add(app[0]); } }
+
             if (selectedNode == null)
             {
                 // Fill the groups