fix errors from deluged logs

[wilreichert]

running against the latest develop branch trows a bunch of errors

03:24:54.264 [ERROR   ][deluge.core.eventmanager         :37  ] Event handler TorrentAddedEvent failed in <bound method Core.on_torrent_added of <defaulttrackers.core.Core object at 0x68190ce29410>> with exception on_t
orrent_added() takes exactly 2 arguments (3 given)
03:24:54.264 [INFO    ][deluge.core.torrentmanager       :452 ] Torrent Family.Guy.S15E01.The.Boys.in.the.Band.1080p.WEB-DL.DD5.1.H264-CtrlHD[rarbg] from user "localclient" loaded
03:24:54.265 [ERROR   ][deluge.core.eventmanager         :37  ] Event handler TorrentAddedEvent failed in <bound method Core.on_torrent_added of <defaulttrackers.core.Core object at 0x68190ce29410>> with exception on_t
orrent_added() takes exactly 2 arguments (3 given)
03:24:54.266 [INFO    ][deluge.core.torrentmanager       :452 ] Torrent Mind.In.A.Box[FLAC-LOSSLESS] from user "localclient" loaded
03:24:54.266 [ERROR   ][deluge.core.eventmanager         :37  ] Event handler TorrentAddedEvent failed in <bound method Core.on_torrent_added of <defaulttrackers.core.Core object at 0x68190ce29410>> with exception on_t
orrent_added() takes exactly 2 arguments (3 given)
03:24:54.267 [INFO    ][deluge.core.torrentmanager       :452 ] Torrent Crazy People 1990 DvDrip[Eng]-greenbud1969 from user "localclient" loaded
03:24:54.267 [ERROR   ][deluge.core.eventmanager         :37  ] Event handler TorrentAddedEvent failed in <bound method Core.on_torrent_added of <defaulttrackers.core.Core object at 0x68190ce29410>> with exception on_t
orrent_added() takes exactly 2 arguments (3 given)
03:24:54.268 [INFO    ][deluge.core.torrentmanager       :452 ] Torrent Kumonosu-jo from user "localclient" loaded
03:24:54.269 [ERROR   ][deluge.core.eventmanager         :37  ] Event handler TorrentAddedEvent failed in <bound method Core.on_torrent_added of <defaulttrackers.core.Core object at 0x68190ce29410>> with exception on_t
orrent_added() takes exactly 2 arguments (3 given)

[stefantalpalaru]

Thanks!