adds interface files for freezer-web-ui to be installed as a devstack plugin Change-Id: If2005ea0ec5b1d9eecdaf89a2f014e0ae12ef4a8 NOTE: the freezer-web-ui plugin also installs the freezer client
adds interface files for freezer-web-ui to be installed as a devstack plugin Change-Id: If2005ea0ec5b1d9eecdaf89a2f014e0ae12ef4a8 NOTE: the freezer-web-ui plugin also installs the freezer client