Simply create it using one of the constructors. That instance is thread-safe. Where you store the reference to the instance is up to you, though.
This project has been initially created by Germans. Prior to the open-source release it wasn't really necessary to translate those comments. We're working on translating them.
This is work in progress to work around some bugs in Oracle's JDBC driver.
We'd love to! The best way to submit contributions is through the mailing lists, where they can be discussed with others.
Sure! Just send us a message.