DUBLIN (Reuters) - Nine years after a devastating crash in property prices catapulted the party of Irish Prime Minister Leo Varadkar to power, a housing market recovery too rapid for many threatens to dump it into opposition at this week's general election. The property recovery under Varadkar's centre-right Fine Gael party helped lay the foundation for Ireland's transformation from bailed-out basket case in 2010 to the fastest growing economy in Europe for the past five years. But the boom has..