suzerain: Ma0,gam0 -> Ma,gam + better IC names

git-svn-id: https://svn.ices.utexas.edu/repos/pecos/suzerain/trunk@43195 0bd85f0b-c151-43b9-a1e9-27231104551f
suzerain: #3020 round trip tests

git-svn-id: https://svn.ices.utexas.edu/repos/pecos/suzerain/trunk@43196 0bd85f0b-c151-43b9-a1e9-27231104551f