Biggest changes were from 0.3->0.5. Even from 0.6->1.0 it's not expected to break nearly as much code as before. It's easier to argue to use Julia now since th

Biggest changes were from 0.3->0.5. Even from 0.6->1.0 it's not expected to break nearly as much code as before. It's easier to argue to use Julia now since the New York fed uses it for their full scale model of the US economy