alphagov/whitehall — pull request #1040 by evilstreak (2013-11-13 11:35:36+00:00)
Title: Arrayify some input to DocumentFilter::Filterer

Strings get passed through to the document filter from query parameters
like "world_locations=all". Arrayifying means we can be sure we're
dealing with an array and call #any? on it.

Fixes https://www.pivotaltracker.com/story/show/59416132