Added trip-specific tide events.
Print port data when adding to the database.
Removed functionality to create database to its own file.
Attempt to add multiple tide events in one transaction failed.
Removed functionality to create database from scratch into a separate script.
Added trips and regions to class diagram.
Disable autocommit mode; when adding data from CSV files, commit only at the end of the entire file.
Updated tides database.
Added tables to record when a port-data-file or a tide-data-file was imported into the database.