Added Factivia article uploader
Do not perform the same query twice.
Removed unneeded dependency. Fixes #228.
Removed non-sensical output formats when exporting codebooks. Fixes #225.
Use new jQuery syntax to retrieve values from input fields. Fixes #224.
Only show releveant codebooks. Fixes #227.
Update README.md
Added extra testcases for Factivia, changed scraper for those articles.
Updated travis / readme to elasticsearch 1.3.1
Fixed set logic bug. Intersection -> union (& -> |)
Enabled dynamic scripting for Travis' elasticsearch
Merge branch 'master' into feature_query_rewrite
Implemented articelist popup when clicking on aggregation cell