hydrate_spheres: Added functionality to optimize cutoff used in hydration layer creation. As part of this parameter passed to hydrate_model to describe sphere size changed from radius to box_size (i.e. 2 * radius).
hydrate_spheres: Added functionality to optimize cutoff used in hydration layer
creation. As part of this parameter passed to hydrate_model to describe sphere
size changed from radius to box_size (i.e. 2 * radius).

dww100/sct,dww100/sct