Implemented custom interface and port range configuration.
Implemented custom interface and port range configuration.

gubatron/frostwire-jlibtorrent,aldenml/frostwire-jlibtorrent,tchoulihan/frostwire-jlibtorrent,gubatron/frostwire-jlibtorrent,frostwire/frostwire-jlibtorrent,tchoulihan/frostwire-jlibtorrent,tchoulihan/frostwire-jlibtorrent,aldenml/frostwire-jlibtorrent,aldenml/frostwire-jlibtorrent,frostwire/frostwire-jlibtorrent,gubatron/frostwire-jlibtorrent,frostwire/frostwire-jlibtorrent