BigQuery [BYTES](https://cloud.google.com/bigquery/data-types) data type was recently added (see [release notes](https://cloud.google.com/bigquery/release-notes#march_23_2016)). We should add support for it to both [`Field`](https://github.com/GoogleCloudPlatform/gcloud-java/blob/master/gcloud-java-bigquery/src/main/java/com/google/cloud/bigquery/Field.java) and [`FieldValue`](https://github.com/GoogleCloudPlatform/gcloud-java/blob/master/gcloud-java-bigquery/src/main/java/com/google/cloud/bigquery/FieldValue.java) classes.
BigQuery BYTES data type was recently added (see release notes). We should add support for it to both
FieldandFieldValueclasses.