Trump-backing congressman says GOP will use budget 'reconciliation' to repeal Obamacare in first 100 days – depriving Democrats of the chance to filibuster it * Rep. Chris Collins, the first Republican to endorse President-elect Trump, says the GOP will move legislation to repeal Obamacare within Trump's first 100 days * Party would use budget procedure that would let them jam it through on a simple majority vote, depriving Senate Democrats of the filibuster * Medical device tax, 30-hour workweek for coverage, employer mandate, employee mandate all could go, gutting the plan * Says there would be a 'transition' for 2017...