For many, Celtic’s meeting with Legia Warsaw in 2014 is more of a distant memory than a point of contention but their former manager Henning Berg is still holding on to resentment. The UEFA Champions League qualifying tie that summer was a notorious few days of drama, controversy and eventual Celtic progression into the next round. After beating Celtic 4-1 in Poland for a first-leg lead, the two teams then met at Murrayfield where Legia recorded a 2-0 win on the pitch. However, they had fielded a suspended player – Bartosz Bereszynski – in the final ten minutes of that second leg. Per UEFA rul…