Even before he makes his return to the White House next year, President-elect Donald Trump is already diligently laying the groundwork for an “unprecedented presidential power grab,” according to a Washington Post columnist, who wondered aloud, “Can anyone stop him?” Trump’s demands that the next Republican Senate leader must agree to allow so-called recess appointments, which enables him to appoint top officials without the Senate’s confirmation process, may seem like a minor detail in Senate procedures, but as Washington Post columnist Ruth Marcus wrote Monday, “it’s actually a dangerous end…