removed old nlp code
initial checkin
Move to elasticsearch version 1.0

Some breaking changes were made to (ao) the count api and the way fields are returned.

It is probably wise to upgrade the elasticsearch-py client as well.

See:
http://www.elasticsearch.org/blog/1-0-0-released/
http://www.elasticsearch.org/guide/en/elasticsearch/reference/1.x/breaking-changes.html
xtas viewset
move amcatxtas to tools
Re-integrated rulesets into amcat