message: Update Android JCenter links
diff: @@ -32,9 +32,9 @@ dependencies {
  ```
  This will tell Gradle to use the
  -[latest version](https://bintray.com/google/tensorflow/tensorflow-android/_latestVersion)
  +[latest version](https://bintray.com/google/tensorflow/tensorflow/_latestVersion)
  of the TensorFlow AAR that has been released to
  -[https://bintray.com/google/tensorflow/tensorflow-android](https://bintray.com/google/tensorflow/tensorflow-android).
  +[JCenter](https://jcenter.bintray.com/org/tensorflow/tensorflow-android/).
  You may replace the `+` with an explicit version label if you wish to
  use a specific release of TensorFlow in your app.
  