Steelers not ‘close’ to signing T.J. Watt before Week 1? from Zac Wassink, with YardBarker.com/www.yardbarker.com Pittsburgh Steelers head coach Mike Tomlin told reporters Tuesday that he was “optimistic” star pass-rusher T.J. Watt would agree to terms with the franchise on a new deal and practice in a team setting on Wednesday ahead of Sunday’s regular-season opener at the Buffalo Bills. While Watt may practice, NFL Network’s Aditi Kinkhabwala previously reported disagreements between the parties about the amount of guaranteed money attached to a proposed new deal could “sink” negotiations ahead of Week 1. Kinkhabwala elaborated during an appearance on Pittsburgh…