Creates function for getting donor aliases.

Also creates a function for getting transactions for a doner.

-Do we need the id seq tables from donordata?
-What should the response be if a name or data is not found? -Are the flags -Oc ok in the dump command? -O omits the owner info from the dump and -c drops everything related to the donordata tables before importing them -Are all those set commands ok in the dump file