Description of problem:
At least a very basic template example should be provided so that the user can try the functionality out.

I used the following which uses the Packstack default flavors and image:
heat_template_version: 2015-02-20  
description: A tiny server.  
resources:  
  server:
    type: OS::Nova::Server
    properties:
      block_device_mapping:
        - device_name: vda
          delete_on_termination: true
          volume_id: { get_resource: volume } 
      flavor: m1.tiny
      networks:
        - network: public

  volume:
    type: OS::Cinder::Volume
    properties:
      image: 'cirros'
      size: 1