Ubuntu cloud archive provides ceph jewel now. Remove ceph official repo for the wrong dependency when installing ceph. Change-Id: I5be6b18c4250733ed9ab4f526fcdc45eb84f8342 Closes-Bug: #1633888
Change-Id: Ic5c1d20fa9f7f1cd9fd20e658b4bd1abb235f3b6 Partially-implements: blueprint build-debian