title: How to translate an attribute within html tag
body: <p>Given a tag:</p>
  
  <pre><code>&lt;a href="#" title="Translate me"&gt;Translate me&lt;/a&gt;
  </code></pre>
  
  <p>How do I translate the attribute "title"?</p>
  
  <p>The docs only describe how to translate the tag value itself:
  <a href="https://angular.io/docs/ts/latest/cookbook/i18n.html" rel="nofollow noreferrer">https://angular.io/docs/ts/latest/cookbook/i18n.html</a></p>