By Scott Trotter Eddie Howe has not ruled out becoming England manager in the future, as speculation continues over Gareth Southgate becoming Manchester United boss. The Newcastle United boss has regularly been touted as a candidate for taking over the Three Lions job but suggested he has never considered international management. After taking charge of the Magpies in the relegation zone, Howe led his side to fourth place last term and could qualify for the Europa League this season as he continues to enhance the reputation he built at Bournemouth. As the highest-achieving English manager curr…