db: drop and re-create old schemas instead of Base.metadata.drop_all() Sadly, Base.metadata.drop_all() sometimes doesn't work because of foreign key constraints. We only know this is the case on PostgreSQL and MySQL - use workarounds for these.

babel >= 0.9.6, < 2.4
waitress >= 0.8.8, < 1.0
pytest ~= 3.0
pytest-runner
pytest-sugar>=0.7.0
pytest-catchlog
mock
sphinx
webtest < 3