tsloughter/erlastic_search — pull request #16 by arjan (2014-03-31 15:36:41+00:00)
Title: Add upsert_doc/4 and /5

This adds the most straight forward use of upsert, see http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/docs-update.html "doc_as_upsert" example.