title: Android Databinding : package does not exist
body: <p>I'm trying to use data-binding with Android.</p>
  
  <p>I can not anymore build my project. I got this error :</p>
  
  <blockquote>
    <p>"Error:(13, 46) error: package ch.company.project.databinding does not
    exist"</p>
  </blockquote>
  
  <p>Here my <code>gradle</code> :</p>
  
  <p><a href="http://pastebin.com/dkXd1Mxr" rel="noreferrer">http://pastebin.com/dkXd1Mxr</a></p>
  
  <p>and </p>
  
  <p><a href="http://pastebin.com/n9hkFWGQ" rel="noreferrer">http://pastebin.com/n9hkFWGQ</a></p>
  
  <p>And here the gradle output :</p>
  
  <p><a href="https://pastebin.com/w93Rausg" rel="noreferrer">https://pastebin.com/w93Rausg</a></p>