Now creates the XML for dvd menues, and multiplex them with the MPEG file

Now allows to send a file to stdin in a process, and store stdout in another file

src/devede/create_disk_window.py

@@ -49,6 +49,8 @@ class create_disk_window:
         self.shutdown = wshutdown.get_active()
         wcreate_window.destroy()
         if (retval == 1):
+            self.config.final_folder = self.path
+            self.config.save_config()
             return True
         else:
             return False