Yesterday Ubisoft UK (@ubisoftuk) took to twitter to announce it’s launch titles for the XboxOne. The tweet was simple, it read… We are please to let you know our #XboxOne launch titles are: Assassin's Creed Black Flag, Watch Dogs, Just Dance 2014 and Fighter Within. — Ubisoft UK (@UbisoftUK) September 4, 2013 After seeing this…