chan-conference test: Reset channels when finished to avoid channels trying to make a destroyed connection ready.
chan-conference test: Reset channels when finished to avoid channels trying to make a destroyed connection ready.

special/telepathy-qt-upstream,freedesktop-unofficial-mirror/telepathy__telepathy-qt4,freedesktop-unofficial-mirror/telepathy__telepathy-qt,freedesktop-unofficial-mirror/telepathy__telepathy-qt4,freedesktop-unofficial-mirror/telepathy__telepathy-qt,TelepathyIM/telepathy-qt,TelepathyIM/telepathy-qt,TelepathyQt/telepathy-qt,TelepathyQt/telepathy-qt,detrout/telepathy-qt,tiagosh/telepathy-qt,tiagosh/telepathy-qt,TelepathyIM/telepathy-qt,detrout/telepathy-qt,TelepathyIM/telepathy-qt,special/telepathy-qt-upstream,freedesktop-unofficial-mirror/telepathy__telepathy-qt,anantkamath/telepathy-qt,TelepathyQt/telepathy-qt,freedesktop-unofficial-mirror/telepathy__telepathy-qt4,freedesktop-unofficial-mirror/telepathy__telepathy-qt,special/telepathy-qt-upstream,detrout/telepathy-qt,TelepathyIM/telepathy-qt,anantkamath/telepathy-qt,anantkamath/telepathy-qt,freedesktop-unofficial-mirror/telepathy__telepathy-qt4,tiagosh/telepathy-qt,tiagosh/telepathy-qt,TelepathyQt/telepathy-qt