modified module to support hiera hashes at global and host level, certificate files can be generated per tunnel, also amended template so it can support existing examples
added support for disabling tunnel merging at host level, and included a hiera example
Merge pull request #1 from Adaptavist/changed-0814

modified module to support hiera hashes at global and host level, certif...
removed space charecter from the end of any directives added via an <% if