remove tonic example
remove tonic example

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