suzerain: wording cleanup

git-svn-id: https://svn.ices.utexas.edu/repos/pecos/suzerain/trunk@44935 0bd85f0b-c151-43b9-a1e9-27231104551f
suzerain: remove u_{Iw} "correction"

I was mistaken.  On talking to Victor, this corrective
factor is not needed.

git-svn-id: https://svn.ices.utexas.edu/repos/pecos/suzerain/trunk@44936 0bd85f0b-c151-43b9-a1e9-27231104551f