By Michael Graham Reiss Nelson has pleaded for the chance to ‘commit’ his future to Arsenal and says he has been encouraged by talks with boss Mikel Arteta. Nelson has been at Arsenal since he was nine years old but has had to go out on loan to Hoffenheim and Feyenoord in search of regular first team football. He has remained with the Arsenal squad this season, though, and came off the bench to score twice in the 5-0 rout over Nottingham Forest last week. However, with his current contract now in its final year, Nelson’s future is looking uncertain once again, even if he knows exactly what he …