Refactor ssh

- Add dependencies hierarchy
- Add ssh service, restart when config changes
Fix service name
Merge branch 'master' of github.com:cargomedia/puppet-packages into issue-117

Conflicts:
	modules/ssh/manifests/init.pp
Rollback ssh to proper version
Merge pull request #117 from tomaszdurka/issue-117

SSH config file changes should restart the service