suzerain: #3003 enable variable profile

Also, update manual.gold solutions for impacted flows.
See comments in #3003 for the fact that changes to the non-FPG
baseflow cases are exceedingly minor.

git-svn-id: https://svn.ices.utexas.edu/repos/pecos/suzerain/trunk@42848 0bd85f0b-c151-43b9-a1e9-27231104551f