Bumping version to 2.1.0 for Newton
Bumping version to 2.1.0 for Newton

Change-Id: Id3648a67298a680162e1311c1f7953b25e60af77

openstack/freezer-api,szaher/freezer-api,openstack/freezer-api,szaher/freezer-api,szaher/freezer-api,openstack/freezer-api,szaher/freezer-api,openstack/freezer-api