* Delete ud-emailmatcher. Looks broken and unused.
* ud-mailgate: use subprocess.Popen instead of os.popen.
* ud-host: use subprocess.Popen instead of os.popen.
* Delete ud-emailmatcher. Looks broken and unused.
* ud-mailgate: use subprocess.Popen instead of os.popen.
* ud-host: use subprocess.Popen instead of os.popen.