Release v0.9.0
Merge pull request #586 from plotly/add-airfoil Add Automobile Airfoil Design app (#minor) Former-commit-id: 212fc80c26c47ee7732d5fbb41d287886860124b
Merge pull request #586 from plotly/add-airfoil Add Automobile Airfoil Design app (#minor) Former-commit-id: 212fc80c26c47ee7732d5fbb41d287886860124b