Some additional text and equations on weighted NLS.  Request review by Brian  to properly reference components of his new spec.
Some additional text and equations on weighted NLS.  Request review by Brian 
to properly reference components of his new spec.


git-svn-id: c6750f7dd89925e309f580f56430152d063ff36c@729 aa0779c3-6ec2-4b84-a212-a405c134cd8d

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