A thousand miles from the austere buildings where Washington runs, Donald Trump’s transition team in his Mar-a-Lago resort has begun what a close ally calls a hostile takeover of the federal government.Since his victory, Trump has ignored many of the rules and practices intended to guide a seamless transfer of power and handover of the oversight of 2.2 million federal employees. Instead, the president-elect, who has pledged to fire thousands of civil servants and slash billions of dollars in spending, has so far almost fully cut out the government agencies his predecessors have relied on to take charge of the...