Modify setup code to support OSS puppet

This commit refactors the `puppet-acceptance` setup code so
that it will support both PE and FOSS installs.
Add basic vanilla sim for FOSS 3.2.2
Add script for uninstalling OSS Puppet
Add README for setting up a FOSS Puppet gatling job in Jenkins
Merge pull request #44 from cprice404/feature/master/make-ruby-setup-code-compatible-with-foss-puppet

Feature/master/make ruby setup code compatible with foss puppet