Arsenal have a lot of positives to take already from this season, but there are a few negatives too. The Gunners should be proud of their performance away against Manchester City on Sunday. They definitely deserved to win, but a draw is not a bad result considering the circumstances. Arsenal remain just two points off the top of the Premier League table and have already played Aston Villa, Tottenham and Manchester City away from home. That’s three very tough fixtures out of the way, and seven points out of a possible nine is an excellent return. Those are some great positives, but the injuries…