Updated openstack/openstack
Project: openstack/python-neutronclient  a331268b11013590a9e10d74554c1e2a28cbb014
null
Empty file shouldn't contain copyright nor license

According to policy change in HACKING:
http://docs.openstack.org/developer/hacking/#openstack-licensing
empty files should no longer contain copyright notices.

Change-Id: Ibda6e7650fcbe352a46d5b8bb259abd264804ba6
Closes-Bug: #1262424