Add dateTime field to VesselSetup and ExperimentSetup
Add one-to-many relationship Experiments.experimentId->ExperimentSetup.experimentId.
Add Measurements table and move Experiments.expDataPath to the new table.
Add one-to-many relationship Experiments.experimentId->ExperimentSetup.experimentId.
Change name of diagram schema from 'mydb' to 'mdpx'
Add .png and .sql files for version 6.