Pitching breakouts can happen at any point in the season, but when they start in the middle of the season sometimes they get missed because the ugly full-season numbers camouflage that second half goodness. Struggling hurlers use the All-Star break to hit the reset button, try something new and experiment with their pitch mix. Sometimes, they hit the jackpot and their numbers improve with work and dedication.Join us in assessing the evidence to see whether these pitchers had a breakthrough in performance or if they were…