Bump relased in version and update module snippets.

Closes GH-5154

library/cloud/nova_fip

@@ -26,7 +26,7 @@ except ImportError:
 DOCUMENTATION = '''
 ---
 module: nova_fip
-version_added: "1.5"
+version_added: "1.6"
 short_description: Associate an OpenStack floating IP with a server.
 description:
   - Manage nova floating IPs using the python-novaclient library.
@@ -228,6 +228,7 @@ def main():
             changed = _disassociate_floating_ip(nova, floating_ip, server)
             module.exit_json(changed=changed)
 
-# this is magic, see lib/ansible/module_common.py
-#<<INCLUDE_ANSIBLE_MODULE_COMMON>>
+# import module snippets
+from ansible.module_utils.basic import *
+
 main()