Changes in [elasticsearch 1.8.0](https://github.com/elastic/elasticsearch-py/blob/master/Changelog.rst#180-2015-10-14) are not compatible with the current version of elasticutils. [bulk_index](https://github.com/mozilla/elasticutils/blob/master/elasticutils/__init__.py#L9) has been depricated.
Changes in elasticsearch 1.8.0 are not compatible with the current version of elasticutils. bulk_index has been depricated.