parameter file to find out which database it should connect to.
Default is the old one + new datasets should have field
parameters.database with subfields
database.name
database.user
database.password
database.host

git-svn-id: https://svn.code.sf.net/p/dct/code/trunk@28 4c865b51-4357-4376-afb4-474e03ccb993