(refactor) Significant changes made: add helper functions for testing, etc.
(test) Add tests for QueueServiceSpecs. Still need to do http integration test.
(refactor) Remove unneeded test.
(fix) Fix bug where next card was not showing after swipe.
(refactor) Rename removeCard function to removeCurrentCard.
(refactor) Update removeCard tests to include new function name.
(refactor) Removed unneeded tests after AppCtrl was refactored.
Merge pull request #90 from adam-back/test/servTesting

(test) Increase service testing from 35% to 63%.