Fix the issues in create_port when device_id is not a valid uuid

Fix the issues in create_port when device_id is not a valid uuid
Fix the issue in create_port when fixed-ips do not have
ip address.
Fix the issues in create_port when device_id is not a valid uuid

Some times 'fixed_ips' is empty list when port_create is called.
Check that fixed_ips is not empty before accessing it
Fixed the missing colon and a space
reverting the port_q['fixed_ips'] check
Merge pull request #53 from enovance/contrail/havana_probe_create_issue

Contrail/havana probe create issue