1. support mypy check, tox -e mypy or tox -e pep8 2. fix error of mypy check Change-Id: I41b0013d271f3c7d3a28e1ea6dd0b083893d8983
1. adjust the common schemas 2. adjust the contrib schemas 3. just use schemas directly because all include in __init__.py 4. update swagger.json file Change-Id: I4b8c366cbb439fbcb7c118329588eab1b31b9370
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