Tire namespacing and update, also use localhost for ES
Fix tariff:reindex task after Tire upgrade
Tire plugin for Sequel to keep compatibility with AR
Update VCR mock files

Tire started to send search parameters in the request body instead of
URL params so these have to be updated.
Merge pull request #89 from alphagov/elastic-search-index-changes

Elastic search index changes
 https://www.pivotaltracker.com/story/show/51795381