By Lisa Wallace OTTAWA — Jack Quinn scored twice and the Buffalo Sabres spoiled the Ottawa Senators’ homecoming with a 4-0 win Thursday night. Dylan Cozens and Ryan McLeod also scored for the Sabres (16-21-5), while Ukko-Pekka Luukkonen provided solid goaltending with 35 saves. Anton Forsberg stopped 17 shots in the defeat for Ottawa (19-18-3). […]