First bug fix: protect compute_densities() for the case of no levels for some response functions (e.g., cross-sectional area in cantilever).
First bug fix: protect compute_densities() for the case of no levels for some
response functions (e.g., cross-sectional area in cantilever).


git-svn-id: d5469d78598a82f75b3d1e6419ce8b4d1ddac974@3637 aa0779c3-6ec2-4b84-a212-a405c134cd8d

pemryan/DAKOTA,pemryan/DAKOTA,pemryan/DAKOTA,pemryan/DAKOTA,pemryan/DAKOTA,pemryan/DAKOTA,pemryan/DAKOTA