The Patriots have focused on their own free agents thus far in free agency. They started the day by re-signing Jonathan Jones to a two-year, $19 million dollar deal. They followed that up by re-signing defensive tackle Carl Davis and linebacker Raekwon McMillan to a one year deals respectively. Sources: The #Patriots are expected to re-sign standout CB Jonathan Jones. He gets a 2-year deal. — Ian Rapoport (@RapSheet) March…