Neil Lennon has said that Joe Hart is very underrated after watching his performance against St Mirren this afternoon. The former Celtic manager was running the rule over the 36-year-old after he made an incredible save in the first half to keep the Hoops 1-0 up and Lennon said that Hart has not had enough credit for his performances this season. Lennon speaking on Viaplay Sports said, “Can I just say Joe Hart has been brilliant, certainly since we came back after the break. Aberdeen, big saves at Hibs and that was another tremendous save at a really crucial time. “So he’s really looking after…