- Service load balancers no longer exclude nodes marked unschedulable from the candidate nodes. The service load balancer exclusion label should be used instead.
  

    resampling of images.

## Breaking Changes to the API

*   `tf.RewriterConfig` was removed from the Python API after being available in
    1.2 release candidates (it was never in an actual release). Graph rewriting
    is still available, just not as `tf.RewriterConfig`. Instead add an explicit
    import.
*   Breaking change to `tf.contrib.data.Dataset` APIs that expect a nested