[FIX] get pool object, flake8
Merge pull request #174 from hbrunn/7.0-disable_workflow_transitions

[FIX] get pool object, flake8
[ADD] Travis
[IMP] .gitignore: don't ignore .travis.yml
[RFR] Flake8
[DEL] Deprecate unstyled migrate.py in favour of version in latest release