Open Kilo development
Open Kilo development

Bump pre-version to 2015.1 to formally open master branch to Kilo
development.

Change-Id: Ia48ad29dc1b31b1fbcb14dfffad571659ec66700

openstack/neutron-fwaas,gaolichuang/neutron-fwaas,citrix-openstack-build/neutron-fwaas,dougwig/x-neutron-fwaas,openstack/neutron-fwaas,gaolichuang/neutron-fwaas