fixed typo tying file_completed_alert to piece_finished_alert
fixed typo tying file_completed_alert to piece_finished_alert

aindigo/rasterbar_libtorrent,aindigo/rasterbar_libtorrent,aindigo/rasterbar_libtorrent,aindigo/rasterbar_libtorrent,aindigo/rasterbar_libtorrent,aindigo/rasterbar_libtorrent