The New York Rangers are heading into a pivotal summer in which they need to make some good moves in order to improve. However, choosing how to upgrade will be important.  Coming into the offseason, the Rangers have identified some areas in which they would like to improve. This was a team that finished in last place in the Eastern Conference, falling way below their expectations. While New York might not have been a title contender, they were hopeful to make the playoffs.  Despite the team being the worst in the East, they are rather adamant about retooling rather than rebuilding. With that being the goal this summer, the Rangers figure to be aggressive in trying to improve.  Fortunately, New York does have some good things in place that make a quick turnaround possible, led by two first-round picks, one of which is in the Top 5.…