F3792625/various updates

Release 1.1.3
- Refactor beaker tests to that they are portable and other people can run them
- Remove unnecessary comments from init.pp
- Dont cleanup jira tar.gz file when using staging module.
- Add/Remove beaker nodesets
 - Add CentOS 7 nodeset
 - Remove ubuntu 1004 and Debian 6 nodeset
- Add support for systemd style init script on RedHat/CentOS 7