fix opts { dht: false } option
fix opts { dht: false } option

arestov/webtorrent,rom1504/webtorrent,jamesliu96/webtorrent,yciabaud/webtorrent,feross/webtorrent,joshterrill/webtorrent,webtorrent/webtorrent,jamesliu96/webtorrent,feross/webtorrent,yciabaud/webtorrent,webtorrent/webtorrent,joshterrill/webtorrent