WASHINGTON — As Rick Perry gears up for a presidential bid, Democrats also are making preparations — dusting off years of opposition research, sharpening attack points, designing anti-Perry websites and, for the most part, awaiting his entry with more eagerness than anxiety. They’re not trying to tip the GOP primary. But in seeking to tar Perry as a flawed extremist, they want to ensure that as voters beyond Texas get to know him, he won’t be able to shake that image later. "He has a pretty poor record as governor of Texas on a lot of measures — on wage...