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
1. add releatenotes 2. add releatenotes into tox Change-Id: I96414e63f36e4f481c35c82b9cd2c32e25f1a88b