Kibana puppet class

Puppet class to install and configure Kibana. The class uses Trebuchet
to deploy an internal mirror of the Kibana github project [0]. Apache
and LDAP are used to provide authentication/authorization in front of
the Elasticsearch cluster.

[0]: https://github.com/elasticsearch/kibana

Change-Id: I504c4c124c2bb01999b10a68c43f360aa2df4645