Description of problem:
This is a Request from Cu to add feature of port forwarding in heat template during creation of instance.
This is so far done manually following the link [1]

Version-Release number of selected component (if applicable):
OSP-16.1

[1]
https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/16.1/html/command_line_interface_reference/floating#floating_ip_port_forwarding_create