Todo + launcher update linux safety

AM2RLauncher/AM2RLauncher/LauncherUpdater.cs

@@ -261,7 +261,7 @@ public static class LauncherUpdater
         MainForm.CopyOldConfigToNewConfig();
 
         log.Info("Files extracted. Preparing to restart executable...");
-        if (OS.IsLinux) Process.Start("chmod", "+x " + updatePath + "/AM2RLauncher.Gtk");
+        if (OS.IsLinux) Process.Start("chmod", "+x " + updatePath + "/" + CrossPlatformOperations.LauncherName);
 
         // And finally we restart, and boot into the new file
         Process.Start(updatePath + "/" + CrossPlatformOperations.LauncherName);

AM2RLauncher/AM2RLauncher/MainForm/CustomControls/CustomButton.cs

@@ -137,6 +137,7 @@ public class CustomButton : Drawable
     /// <summary>
     /// Event raised, when this control gets focused.
     /// </summary>
+    //TODO: change focus via keyboard arrow keys
     protected override void OnGotFocus(EventArgs e)
     {
         hover = true;