ng-forward contributor here: that is not the ng2-to-ng1 engine. ng-forward is an Angular team sanctioned library for eventually enabling Angular 2 syntax in Angular 1. It shares a lot of goals with what is outlined in today's announcement but is more catered for teams that want to start an app today with the quickest possible migration strategy.
The code for the ng2-to-ng1 engine (called ng-upgrade) is either not public yet or will be at https://github.com/angular/angular