How to import a library on Ember.js?

I am currently working with Ember.js.

I have some issues importing some library into my application. First I downloaded this library http://ift.tt/2b2yaO9 after that I was reading all the documentation in this Importing Javascript. But my main problem is I still don't know how to use it. I was searching and after long hours I found that in the application.hbs in the template that you generate with ember g template application that is in the folder ~\app\templates I have to make a call with this action:

But I am still not much familiar with this. I can't call any action from the library that I am trying to use.