Photo Illustration by Erin O'Flynn/The Daily Beast/Getty ImagesIs Nikki Haley a middle-of-the-road Republican? The kind they used to make before Donald Trump hijacked the GOP and obliterated the traditional conservative order?In messaging and demeanor, maybe, but not in policies. She’s a hardliner on the use of military force and no softie when it comes to government aid. She refused recently to support an emerging bipartisan effort in Congress to expand the child tax credit for low income famil