Add Tire gem to the application
Make Item searchable by including Tire stuff in it
Enable ElasticSearch on Travis CI
Test search by 1 word
Add search form to all pages
Add ItemsController#index to show all or search
Test showing of all items if no keywords are given
DRY search feature specs
Index only textual attributes for searching
Make WebKit wait until page is loaded
Delay querying to let ElasticSearch update index
Instruct users about ElasticSearch installation