1. use pbr to get package version 2. update the dependencies' version Change-Id: If221a54a2eecbca76c212838fddef272bfd48484
1. move skyline_apiserver out of libs 2. remove libs folder 3. remove old skyline folder 4. adjust zull, devstack and dockerfile Change-Id: I27a4babd3df077d1dfc7555f67a6ea618d4b2966