* France said ** to deal last year * Possible consequences in Iraq, Syria if deal fails again * Washington conciliatory after secret talks angered Paris * France risks losing out commercially if Iran deal struck By John Irish PARIS, **v 21 (Reuters) - A year after France scuppered a deal on Iran's nuclear programme it is taking a softer stance in current talks, encouraged by a more inclusive U.S. approach and the k**wledge that failure this year could have grim repercussions across the broader region. France, a U.N. ...