A Kansas City development firm is now officially the owner of 40 acres in the Stonebridge Business Park at Interstate 69 and Lafayette Center Road, Allen County’s first-ever shovel-ready site. NorthPoint Development and the Allen County Redevelopment Commission signed the previously announced deal Wednesday under which NorthPoint will pay $2.1 million for four, 10-acre parcels. NorthPoint also has the option to buy the remaining 84 acres…