Release Name: 3.1.3

Notes:
A gem packaging of
{Commons HttpClient 3.x}[http://hc.apache.org/httpclient-3.x] for JRuby.

* Provides commons-httpclient jar.
* Provides a RJack::HTTPClient3::ManagerFacade for client and connection
  manager setup, start, shutdown.


Changes:
=== 3.1.3 (2009-10-10)
* Rename gem rjack-httpclient-3 and as module RJack::HTTPClient3
* Update/relax rjack-slf4j dependency to '~> 1.5.8' (tested with slf4j 1.5.8.1).
* Replace included commons-codec with rjack-commons-codec gem dependency.
* Use rjack-tarpit for build.