Fix problem with Heroku where it does not add the .js extension when bundling modules
Fix problem with Heroku where it does not add the .js extension when bundling modules

hpinsley/angular-mashup,AngularShowcase/angular2-seed-example-mashup,AngularShowcase/angular2-seed-example-mashup,AngularShowcase/angular2-seed-example-mashup,hpinsley/angular-mashup,hpinsley/angular-mashup