hydrate_spheres: Corrected the model filtering to remove duplicate spheres (run pdb2sphere gridding with a cutoff of 1). Without dummy x/y/z_axes variables the wrong value returned to wet_spheres. Comments corrected to reflect code.
hydrate_spheres: Corrected the model filtering to remove duplicate spheres (run
pdb2sphere gridding with a cutoff of 1). Without dummy x/y/z_axes variables the
wrong value returned to wet_spheres.
Comments corrected to reflect code.

dww100/sct,dww100/sct