Correct error in my last commit to clean up a few tests on RHEL6.
Correct error in my last commit to clean up a few tests on RHEL6.

Have to make a deep copy of the data difference response, else it gets errantly modified in-place.

Re-running all tests now.


git-svn-id: d5469d78598a82f75b3d1e6419ce8b4d1ddac974@3312 aa0779c3-6ec2-4b84-a212-a405c134cd8d

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