Fix for Handlebars 2
Fix for Handlebars 2

It contains `__exports__.VERSION` instead of `Handlebars.VERSION`.
So this assertion should be changed for Handlebars specific other than
`Handlebars.VERSION`.

tricknotes/ember-rails,emberjs/ember-rails,bterkuile/ember-rails,bcavileer/ember-rails,bterkuile/ember-rails,ipmobiletech/ember-rails,bcavileer/ember-rails,maschwenk/ember-rails,maschwenk/ember-rails,ipmobiletech/ember-rails,tricknotes/ember-rails,emberjs/ember-rails,emberjs/ember-rails,bcavileer/ember-rails,tricknotes/ember-rails,ipmobiletech/ember-rails,maschwenk/ember-rails,bterkuile/ember-rails