Upgrade/broaden to slf4j [1.6.5,1.8), logback ~> 1.2 (dev)
Upgrade to tarpit ~> 2.0 (dev)
Added JMSConnector and ConnectListener for JMS (re-)connect.
Added SessionExecutor, SessionStateFactory, SessionTask for client session thread pool support.
slf4j (and dev: logback) dependency for logging in above.
Initial release.