The Daniel Kelly situation at Celtic took a bit of a turn this week after Brendan Rodgers took a tough stance with the young midfielder. It appears that Kelly won’t participate any further in Celtic’s pre-season preparations whilst his contract issues rumble on and Rodgers has taken a hard stance on it this week. However, Jim Duffy has offered young Kelly, and Celtic, some advice on how to resolve this situation and it seems that it could benefit both parties. Duffy says Celtic should push the boat out and Kelly should stayDuffy has urged Celtic to stretch their wage structure by Duffy to keep…