title: Grunt wiredep:app Cannot find Bower packages
body: <p>After running </p>
  
  <p><code>yo ionic</code></p>
  
  <p>from <a href="https://github.com/diegonetto/generator-ionic" rel="noreferrer">https://github.com/diegonetto/generator-ionic</a></p>
  
  <p>Then lauching <code>grunt serve</code> i've got this :</p>
  
  <p><code>Running "wiredep:app" (wiredep) task</code> <br>
  <code>Cannot find where you keep your Bower packages.</code></p>
  
  <p>I'm stuck and I can't get a preview of the app.</p>