Demo Warning: Failed prop type: The prop step.id

[Northshoot]

Running demo at http://americanexpress.io/react-albus/ gives warning for animation showcase:

Warning: Failed prop type: The prop `step.id` is marked as required in `Steps`, but its value is `null`.
    in Steps (created by Wizard)
    in Wizard (created by Route)
    in Route (created by AddAnimation)
    in div (created by AddAnimation)
    in div (created by AddAnimation)
    in Router (created by BrowserRouter)
    in BrowserRouter (created by AddAnimation)
    in AddAnimation

[jackjocross]

Thanks for reporting! Answered in #29.

[asutedja]

Closing this due to being a duplicate of #29