fix for when lsd, upnp or nat-pmp is started more than once
fix for when lsd, upnp or nat-pmp is started more than once

deluge-clone/libtorrent,deluge-clone/libtorrent,deluge-clone/libtorrent,deluge-clone/libtorrent,deluge-clone/libtorrent,deluge-clone/libtorrent