In the old days, when people in condos or apartment buildings gossiped about the neighbors, the targets were typically fellow human beings.  But now? Let’s let Gayle Saks, a resident in a dog-friendly apartment community in Melrose, take it from here.   “There was a yappy Boston terrier upstairs and that dog was a jerk,” she said. A mutt she sees on the grounds also attracts her judgment. “He wears Patriots gear year-round,” she sniffed.     Read the article……………………..