Added initial try at a automatic jenkins slave module
Initial stab at documention for automatic slaves.
Merge branch 'master' of github.com:matthewbarr/puppet-jenkins into autoslave
fix parameters for slave launch.
clean up slave_user instances
fix slave exec logic, to unless vs onlyif
fix swarm client url
clarified slave documention. Needs more, but at least a trivial example.
Merge pull request #4 from matthewbarr/autoslave

Autoslave