0.004002 - 2014-04-02
    - Added Net::AMQP::RabbitMQ::is_connected() to determine whether or not you have a live connection. (manchicken)
    - Added a call to Net::AMQP::RabbitMQ::disconnect() to close the socket connection as well. (manchicken)
    - Added a test to verify the is_connected() functionality. (manchicken)