Square Enix Montreal plans to drop its Go franchise in favour of a shift from a premium game model to a freemium game model. In an interview with VentureBeat, Patrick Naud, head of the Square Enix Montreal studio, revealed that the company’s popular Go lineup — a series of turn-based puzzlers which began with Hitman Go before expanding into Lara Croft Go and Deus Ex Go — is no longer profitable at the $5 per game up-front asking price,…