more reswa calcs

Reswa calcs almost complete.  Last outstanding piece seems to be the
phone conciliation and facilitation session types.
Adds a MediationType to MP

I have added a MediationType to a Mediation Process.  I think I added it
to the DB file correctly, but maybe I messed it up.  Needs review.
SessionType!  not MediationType!

Changed the previously added SessionType to MediationType because that
makes more sense.