Hours later...

Oddly this fixes the error in derivative, but it should have no impact

Temporaries were being returned when autodiff was being used, forceeval should fix it I think

Catch command line interface has changed

Yet another battle with typing

Fix missing namespace

It works!

* Add ability to access a single departure term in a multi-fluid model

* Bump version to dev

Problem: compile-time time arguments remapped to runtime arguments, in future the runtime arguments should come after the model