Celtic rescued a point amid another frustrating display in a 1-1 stalemate against Aberdeen at Pittodrie earlier today. Nicolas Kuhn scored his maiden goal for the club to equal proceedings after being laid on by fellow new recruit Adam Idah. Other than that, it was an otherwise unconvincing performance from the Scottish Premiership champions against a rejuvenated Dons outfit, who had Peter Leven in temporary charge. One of the main points of contention that came to light during the affair was Steven McLean’s decision not to send Maik Nawrocki off for a second bookable offence in the 55th minu…