title: Ember upgrade 1.7 to 1.13.* fails with buildRenderNodes is not a function
body: <p>I was using ember as a part of my grails application, All libs were provided by a ember grails plugin 1.7. As I would eventually like to move to newer version I have tried both to replace ember and ember-data with newer files versions as well as to add references to hosted files, but I would always get during run: </p>
  
  <pre><code>template.buildRenderNodes is not a function
  </code></pre>