[Extra null pointer checks are not needed](https://isocpp.org/wiki/faq/freestore-mgmt#delete-handles-null) in [the constructor for the class "BucketPriorityQueue"](https://github.com/SteveRabin/JPSPlusWithGoalBounding/blob/a97960075e3666b8ea2b57483ab70ba334067a93/JPSPlusGoalBounding/BucketPriorityQueue.cpp#L68).
