Joe Marler expects tough test on return but says he has conquered demons

• England prop ruled himself out of Australia tour after disciplinary issues• ‘I suspect someone might punch me in the face but I can cope now’The England prop Joe Marler insists he is back on the right track after making himself unavailable for the summer tour of Australia.The 26-year-old found himself in regular disciplinary trouble last season, with bans for calling Wales’ Samson Lee “gypsy boy” during the Six Nations and then for kicking Grenoble’s Arnaud Héguy in the head on his comeback for Harlequins in the European Challenge Cup. Related: Pro12 in talks over North American teams joinin…