MILAN, Ill. — A sunshine daydream came true for recreational cannabis users at 6 a.m. Wednesday when Nature’s Treatment opened.As early as midnight, people began to gather near the facility, south of Davenport, waiting in vehicles or in a heated tent, complete with snacks, next to the building.Milan police Officer Chris Johnson, who had been at the site since midnight, said there were 10 to 15 people on hand when he arrived.