As the Rangers prepare for the second half of the season and kick their organizational overhaul into first gear, they approach it with 2020 vision.Or 2021. Possibly 2022.What’s clear is the rebuild won’t be completed by the trade deadline or by the coming offseason. This is a long-term project. And though it’s been clear since the first month of the season that this was the direction the team was headed, only now can it take the first big steps towards actually implementing changes.The trade deadline may allow the Rangers to restructure the roster.