During the past week, in public and in private mode, the Leo Varadkar and Micheál Martin double act purred. At the turn of the year they had swopped places in their Taoiseach and Tánaiste roles. Over several days each carved out his space, commenting on the Windsor Framework agreement which the British prime minister hopes will resolve the Northern Ireland-related issues, created by the UK leaving the EU.  No doubt Fine Gael and Fianna Fáil turf wars will resurface before the next general election. But for now, they have been parked. While the coalition government is not short of immediate and…