…ransaction connection pool and cursor connection pool creation.
…ed list of models (for further extension). * Add db.extend that allows models in a db object to be further extended with functionalities. * Add test case in test.js to for the new functionalities.
- linksTo - linkedBy - relatesTo * made update/create more robust - tolerate dto inputs with junk fields * add table.clone method, which is paralle to table.create - literally and faithfully clone a row. This might be useful for data warehouse.