title: How to attach javadoc to Google Play Services in Android Studio?
body: <p>Reference documentation for <code>com.google.android.gms:play-services</code> can be found at <code>&lt;android-sdk&gt;/extras/google/google_play_services/docs/reference</code> but I can't figure out how to attach it in Android Studio.</p>
  
  <p>Android Studio 0.8.4, Gradle Android Plugin 0.12.2</p>