Merge pull request #63 from thierrymarianne/glance_api_config

Conflict between glance module and openstack module
added parameters for  'enable_tunneling', tunnel_types' and 'tenant_network_type'
Added default network vlan ranges and tunnel types
Declares openstack::resources::repo::uca class for debian family instead of ubuntu operating system
Removed symlinks from example directories.

Removed symlinks, which cause problems with PMT.