fix(StoreDevtools): Recompute state history when reducers are updated (#844)
fix(StoreDevtools): Recompute state history when reducers are updated (#844)

This fixes the issue with time-traveling to previous states before
the reducers were updated. Each state history item will be recomputed
with the latest reducer.
brandonroberts/platform,brandonroberts/platform,brandonroberts/platform,brandonroberts/platform