A cat that went astray about 15 years ago has been reunited, older and maybe wiser, with its owner.Brandy, a brown tabby, was reunited Monday afternoon with Charles, who adopted her as a 2-month-old kitten in 2005.“It’s amazing. I think it’s unbelievable,” he said Thursday.“I saw her, I picked her up and she started to purr and it was very emotional,” Charles said. “It was