Added new test cases in wrappers fixtures.
Updated setup.py to include the new wrapper entry point.
Added the logstash plugin to the wrapper module.
made the default the localhost for host.
Added an if around the use redis bool.
If Redis parameters are not defined, use an empty dict to use all defaults.
Change-Id: Iee950a7d05a56d3a45b5f93ccd77306b37662d25
Add documentation on how to generate documentation and run JJB unit tests.
Also added a unit tests for each category of plugins as examples for others
to follow when adding new JJB plugins. I'm hoping this will help contributors
add tests for new plugins going forward.
Change-Id: I2ab90cdb37d0f3b1e947345d4291d2927b04a0c6