elasticsearch/elasticsearch — pull request #6774 by abhikalakuntla (2014-07-07 19:58:30+00:00)
Title: Added a little note to scroll docs

It wasn't so clear the first time around. Thought it would help a little. Likewise, this section might also need the same edits: http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/search-request-search-type.html#scan.