Neil Lennon did not hold back in his criticism of Adam Idah after the Celtic loanee saw his first-half penalty saved as the Hoops were beaten by Hearts on Sunday. Brendan Rodgers’ men could have hardly endured a more frustrating afternoon at Tynecastle. Celtic, of course, had the chance to capitalise at the top of the Scottish Premiership after Rangers were beaten by Motherwell on Saturday. And it seemed as though everything was going to plan in the first 11 minutes. Hyun-jun Yang was fouled inside the penalty area to give Celtic the chance to take the lead from 12 yards. Neil Lennon critical …